255513992 has 32 divisors (see below), whose sum is σ = 501310080. Its totient is φ = 121862400.

The previous prime is 255513989. The next prime is 255514003. The reversal of 255513992 is 299315552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72053 + ... + 75515.

It is an arithmetic number, because the mean of its divisors is an integer number (15665940).

Almost surely, 2^255513992 is an apocalyptic number.

It is an amenable number.

255513992 is a deficient number, since it is larger than the sum of its proper divisors (245796088).

255513992 is a wasteful number, since it uses less digits than its factorization.

255513992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3893 (or 3889 counting only the distinct ones).

The product of its digits is 121500, while the sum is 41.

The square root of 255513992 is about 15984.8050347823. The cubic root of 255513992 is about 634.5583487340.

The spelling of 255513992 in words is "two hundred fifty-five million, five hundred thirteen thousand, nine hundred ninety-two".