255958972 has 6 divisors (see below), whose sum is σ = 447928208. Its totient is φ = 127979484.

The previous prime is 255958949. The next prime is 255958991. The reversal of 255958972 is 279859552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31994868 + ... + 31994875.

Almost surely, 2^255958972 is an apocalyptic number.

It is an amenable number.

255958972 is a deficient number, since it is larger than the sum of its proper divisors (191969236).

255958972 is a wasteful number, since it uses less digits than its factorization.

255958972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63989747 (or 63989745 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 52.

The square root of 255958972 is about 15998.7178236257. The cubic root of 255958972 is about 634.9264981988.

The spelling of 255958972 in words is "two hundred fifty-five million, nine hundred fifty-eight thousand, nine hundred seventy-two".