57706372 has 6 divisors (see below), whose sum is σ = 100986158. Its totient is φ = 28853184.

The previous prime is 57706357. The next prime is 57706391. The reversal of 57706372 is 27360775.

It can be written as a sum of positive squares in only one way, i.e., 54997056 + 2709316 = 7416^2 + 1646^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7213293 + ... + 7213300.

Almost surely, 2^57706372 is an apocalyptic number.

It is an amenable number.

57706372 is a deficient number, since it is larger than the sum of its proper divisors (43279786).

57706372 is a wasteful number, since it uses less digits than its factorization.

57706372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14426597 (or 14426595 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 37.

The square root of 57706372 is about 7596.4710227842. The cubic root of 57706372 is about 386.4333415298.

The spelling of 57706372 in words is "fifty-seven million, seven hundred six thousand, three hundred seventy-two".