255808304 has 20 divisors (see below), whose sum is σ = 512720160. Its totient is φ = 123493440.

The previous prime is 255808297. The next prime is 255808309. The reversal of 255808304 is 403808552.

255808304 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (255808309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275192 + ... + 276119.

It is an arithmetic number, because the mean of its divisors is an integer number (25636008).

Almost surely, 2^255808304 is an apocalyptic number.

It is an amenable number.

255808304 is an abundant number, since it is smaller than the sum of its proper divisors (256911856).

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

255808304 is a wasteful number, since it uses less digits than its factorization.

255808304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551348 (or 551342 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 255808304 is about 15994.0083781396. The cubic root of 255808304 is about 634.8018924447.

The spelling of 255808304 in words is "two hundred fifty-five million, eight hundred eight thousand, three hundred four".