255625984 has 18 divisors (see below), whose sum is σ = 510253940. Its totient is φ = 127812864.

The previous prime is 255625961. The next prime is 255626023. The reversal of 255625984 is 489526552.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499014 + ... + 499525.

Almost surely, 2^255625984 is an apocalyptic number.

It is an amenable number.

255625984 is a deficient number, since it is larger than the sum of its proper divisors (254627956).

255625984 is an frugal number, since it uses more digits than its factorization.

255625984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998555 (or 998541 counting only the distinct ones).

The product of its digits is 864000, while the sum is 46.

The square root of 255625984 is about 15988.3077278366. The cubic root of 255625984 is about 634.6510443471.

The spelling of 255625984 in words is "two hundred fifty-five million, six hundred twenty-five thousand, nine hundred eighty-four".