57699968 has 32 divisors (see below), whose sum is σ = 115365060. Its totient is φ = 28745728.

The previous prime is 57699953. The next prime is 57699991. The reversal of 57699968 is 86999675.

It can be written as a sum of positive squares in 2 ways, for example, as 57638464 + 61504 = 7592^2 + 248^2 .

It is a tau number, because it is divible by the number of its divisors (32).

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 in 3 ways as a sum of consecutive naturals, for example, 44546 + ... + 45822.

Almost surely, 2^57699968 is an apocalyptic number.

It is an amenable number.

57699968 is a deficient number, since it is larger than the sum of its proper divisors (57665092).

57699968 is a wasteful number, since it uses less digits than its factorization.

57699968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644 (or 1632 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 59.

The square root of 57699968 is about 7596.0494995754. The cubic root of 57699968 is about 386.4190461087.

The spelling of 57699968 in words is "fifty-seven million, six hundred ninety-nine thousand, nine hundred sixty-eight".