57097232 has 10 divisors (see below), whose sum is σ = 110625918. Its totient is φ = 28548608.

The previous prime is 57097217. The next prime is 57097291. The reversal of 57097232 is 23279075.

It can be written as a sum of positive squares in only one way, i.e., 57093136 + 4096 = 7556^2 + 64^2 .

It is a junction number, because it is equal to n+sod(n) for n = 57097192 and 57097201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1784273 + ... + 1784304.

Almost surely, 2^57097232 is an apocalyptic number.

It is an amenable number.

57097232 is a deficient number, since it is larger than the sum of its proper divisors (53528686).

57097232 is a wasteful number, since it uses less digits than its factorization.

57097232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3568585 (or 3568579 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 57097232 is about 7556.2710380187. The cubic root of 57097232 is about 385.0688177427.

The spelling of 57097232 in words is "fifty-seven million, ninety-seven thousand, two hundred thirty-two".