57506252 has 12 divisors (see below), whose sum is σ = 101312400. Its totient is φ = 28559856.

The previous prime is 57506243. The next prime is 57506263. The reversal of 57506252 is 25260575.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47648 + ... + 48839.

It is an arithmetic number, because the mean of its divisors is an integer number (8442700).

Almost surely, 2^57506252 is an apocalyptic number.

It is an amenable number.

57506252 is a deficient number, since it is larger than the sum of its proper divisors (43806148).

57506252 is a wasteful number, since it uses less digits than its factorization.

57506252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96640 (or 96638 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 57506252 is about 7583.2876775182. The cubic root of 57506252 is about 385.9861199337.

The spelling of 57506252 in words is "fifty-seven million, five hundred six thousand, two hundred fifty-two".