57014640 has 60 divisors (see below), whose sum is σ = 191476584. Its totient is φ = 15203712.

The previous prime is 57014627. The next prime is 57014693. The reversal of 57014640 is 4641075.

57014640 is a `hidden beast` number, since 5 + 7 + 0 + 14 + 640 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38874 + ... + 40313.

Almost surely, 2^57014640 is an apocalyptic number.

It is an amenable number.

57014640 is an abundant number, since it is smaller than the sum of its proper divisors (134461944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57014640 is a wasteful number, since it uses less digits than its factorization.

57014640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79206 (or 79197 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 57014640 is about 7550.8039307083. The cubic root of 57014640 is about 384.8830588783.

The spelling of 57014640 in words is "fifty-seven million, fourteen thousand, six hundred forty".