57904916 has 12 divisors (see below), whose sum is σ = 102337620. Its totient is φ = 28665600.

The previous prime is 57904883. The next prime is 57904933. The reversal of 57904916 is 61940975.

It can be written as a sum of positive squares in 2 ways, for example, as 54700816 + 3204100 = 7396^2 + 1790^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71261 + ... + 72068.

It is an arithmetic number, because the mean of its divisors is an integer number (8528135).

Almost surely, 2^57904916 is an apocalyptic number.

It is an amenable number.

57904916 is a deficient number, since it is larger than the sum of its proper divisors (44432704).

57904916 is a wasteful number, since it uses less digits than its factorization.

57904916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143434 (or 143432 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 57904916 is about 7609.5279748484. The cubic root of 57904916 is about 386.8760205300.

The spelling of 57904916 in words is "fifty-seven million, nine hundred four thousand, nine hundred sixteen".