57013232 has 20 divisors (see below), whose sum is σ = 110617920. Its totient is φ = 28466688.

The previous prime is 57013199. The next prime is 57013237. The reversal of 57013232 is 23231075.

It is a junction number, because it is equal to n+sod(n) for n = 57013198 and 57013207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57013237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11744 + ... + 15872.

It is an arithmetic number, because the mean of its divisors is an integer number (5530896).

Almost surely, 2^57013232 is an apocalyptic number.

It is an amenable number.

57013232 is a deficient number, since it is larger than the sum of its proper divisors (53604688).

57013232 is a wasteful number, since it uses less digits than its factorization.

57013232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000 (or 4994 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 57013232 is about 7550.7106950273. The cubic root of 57013232 is about 384.8798905704.

The spelling of 57013232 in words is "fifty-seven million, thirteen thousand, two hundred thirty-two".