255857048 has 16 divisors (see below), whose sum is σ = 479915280. Its totient is φ = 127879648.

The previous prime is 255857029. The next prime is 255857057. The reversal of 255857048 is 840758552.

It is a super-2 number, since 2×255857048² = 130925658022548608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26165 + ... + 34587.

It is an arithmetic number, because the mean of its divisors is an integer number (29994705).

Almost surely, 2^255857048 is an apocalyptic number.

It is an amenable number.

255857048 is a deficient number, since it is larger than the sum of its proper divisors (224058232).

255857048 is a wasteful number, since it uses less digits than its factorization.

255857048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12226 (or 12222 counting only the distinct ones).

The product of its (nonzero) digits is 448000, while the sum is 44.

The square root of 255857048 is about 15995.5321261907. The cubic root of 255857048 is about 634.8422101589.

The spelling of 255857048 in words is "two hundred fifty-five million, eight hundred fifty-seven thousand, forty-eight".