255552 has 56 divisors (see below), whose sum is σ = 743712. Its totient is φ = 77440.

The previous prime is 255551. The next prime is 255571.

255552 is nontrivially palindromic in base 10.

It is an ABA number since it can be written as A⋅B^A, here for A=3, B=44.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 8.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 255552.

It is not an unprimeable number, because it can be changed into a prime (255551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23227 + ... + 23237.

2²⁵⁵⁵⁵² is an apocalyptic number.

255552 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371856).

255552 is an abundant number, since it is smaller than the sum of its proper divisors (488160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255552 is an equidigital number, since it uses as much as digits as its factorization.

255552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48 (or 16 counting only the distinct ones).

The product of its digits is 2500, while the sum is 24.

The square root of 255552 is about 505.5215128953. The cubic root of 255552 is about 63.4589810935.

255552 divided by its sum of digits (24) gives a cube (10648 = 22³).

The spelling of 255552 in words is "two hundred fifty-five thousand, five hundred fifty-two".