This character is a Decimal Number and is mainly used in the Limbu script. The codepoint has the decimal value 4.
The glyph is not a composition. It has no designated width in East Asian texts. In bidirectional text it is written from left to right. When changing direction it is not mirrored. This number joins with other adjacent letters and numbers to form a word. U+194A forms a number with similar characters, which prevents a line break inside it.
The Wikipedia has the following information about this codepoint:
4 (four) is a number, numeral and digit. It is the natural number following 3 and preceding 5. It is a square number, the smallest semiprime and composite number, and is considered unlucky in many East Asian cultures.
Representations
System
Representation (click value to copy)
Nº
6474
UTF-8
E1 A5 8A
UTF-16
19 4A
UTF-32
00 00 19 4A
URL-Quoted
%E1%A5%8A
HTML hex reference
᥊
Wrong windows-1252 Mojibake
᥊
Encoding: GB18030 (hex bytes)
81 34 F3 38
RFC 5137
\u'194A'
Bash and Zsh inside echo -e
\u194A
C and C++
\u194A
C#
\u194A
CSS
\00194A
Excel
=UNICHAR(6474)
Go
\u194A
JavaScript
\u194A
Modern JavaScript since ES6
\u{194a}
JSON
\u194A
Java
\u194A
Lua
\u{194A}
Matlab
char(6474)
Perl
"\x{194A}"
PHP
\u{194a}
PostgreSQL
U&'\194A'
PowerShell
`u{194A}
Python
\u194A
Ruby
\u{194a}
Rust
\u{194a}
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