57272368 has 10 divisors (see below), whose sum is σ = 110965244. Its totient is φ = 28636176.

The previous prime is 57272357. The next prime is 57272377. The reversal of 57272368 is 86327275.

It is a self number, because there is not a number n which added to its sum of digits gives 57272368.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1789746 + ... + 1789777.

Almost surely, 2^57272368 is an apocalyptic number.

It is an amenable number.

57272368 is a deficient number, since it is larger than the sum of its proper divisors (53692876).

57272368 is a wasteful number, since it uses less digits than its factorization.

57272368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3579531 (or 3579525 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 57272368 is about 7567.8509499065. The cubic root of 57272368 is about 385.4621268075.

The spelling of 57272368 in words is "fifty-seven million, two hundred seventy-two thousand, three hundred sixty-eight".