This character is a Other Letter and is mainly used in the Han script. The Unihan Database defines it as eight; all around, all sides. Its Pīnyīn pronunciation is bu0101. The codepoint has the Numeric value 8.
The glyph is not a composition. It has a Wide East Asian Width. In bidirectional context it acts as Left To Right and is not mirrored. The glyph can, under circumstances, be confused with 3 other glyphs. In text U+516B behaves as Ideographic regarding line breaks. It has type Other Letter for sentence and Other for word breaks. The Grapheme Cluster Break is Any.
The Wikipedia has the following information about this codepoint:
Radical 12 or radical eight (八部), meaning eight or all, is one of 23 of the 214 Kangxi radicals that are composed of two strokes. "八" is two bent lines that signal divide. Eight is the single-digit number that can be divided by two the greatest number of times.
In the Kangxi Dictionary, there are 44 characters (out of 49,030) to be found under this radical.
八 is also the 11th indexing component in the Table of Indexing Chinese Character Components predominantly adopted by Simplified Chinese dictionaries published in mainland China. 丷 is an associated indexing component affiliated to the principal component 八.