255435264 has 120 divisors (see below), whose sum is σ = 842624640. Its totient is φ = 72972288.

The previous prime is 255435247. The next prime is 255435269. The reversal of 255435264 is 462534552.

255435264 is a `hidden beast` number, since 2 + 5 + 543 + 52 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (255435269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28297 + ... + 36215.

It is an arithmetic number, because the mean of its divisors is an integer number (7021872).

Almost surely, 2^255435264 is an apocalyptic number.

255435264 is a gapful number since it is divisible by the number (24) 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 255435264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (421312320).

255435264 is an abundant number, since it is smaller than the sum of its proper divisors (587189376).

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

255435264 is an equidigital number, since it uses as much as digits as its factorization.

255435264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7950 (or 7931 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 255435264 is about 15982.3422563778. The cubic root of 255435264 is about 634.4931694704.

The spelling of 255435264 in words is "two hundred fifty-five million, four hundred thirty-five thousand, two hundred sixty-four".