255845976 has 64 divisors (see below), whose sum is σ = 662753280. Its totient is φ = 82218240.

The previous prime is 255845927. The next prime is 255845983. The reversal of 255845976 is 679548552.

Its product of digits (3024000) is a multiple of the sum of its prime factors (1344).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272580 + ... + 273516.

It is an arithmetic number, because the mean of its divisors is an integer number (10355520).

Almost surely, 2^255845976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255845976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331376640).

255845976 is an abundant number, since it is smaller than the sum of its proper divisors (406907304).

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

255845976 is a wasteful number, since it uses less digits than its factorization.

255845976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344 (or 1340 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 51.

The square root of 255845976 is about 15995.1860258016. The cubic root of 255845976 is about 634.8330526047.

The spelling of 255845976 in words is "two hundred fifty-five million, eight hundred forty-five thousand, nine hundred seventy-six".