4400

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 7 (3 unique) factors are:
2⁴ = 16
5² = 25
11

Its 30 divisors are:
1
2
4
5
8
10
11
16
20
22
25
40
44
50
55
80
88
100
110
176
200
220
275
400
440
550
880
1100
2200
4400
Its aliquote sum is:
7132
makeing it a abundant number.

As Unicode codepoint (since version 1.1) this number represents this character:ᄰ HANGUL CHOSEONG SIOS-RIEUL in Jamo (Source: https://ucdapi.org/unicode/latest/codepoint/dec/4400); HTML: ᄰ

The number appears at position 6347 of the decimal digits of π surrounded by
44484640903890644954440061986907548516026327 Source: The Pi-Search Page

Computations done with Math::BigInt 1.999811 and Math::Pari 2.030523 based on PARI/GP 2.11.3 (elapsed: 777.72ms; cpu: 74.1680000000002ms)