57116604 has 48 divisors (see below), whose sum is σ = 137779488. Its totient is φ = 18402048.

The previous prime is 57116593. The next prime is 57116621. The reversal of 57116604 is 40661175.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87142 + ... + 87794.

It is an arithmetic number, because the mean of its divisors is an integer number (2870406).

Almost surely, 2^57116604 is an apocalyptic number.

It is an amenable number.

57116604 is an abundant number, since it is smaller than the sum of its proper divisors (80662884).

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

57116604 is a wasteful number, since it uses less digits than its factorization.

57116604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894 (or 892 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 57116604 is about 7557.5527785124. The cubic root of 57116604 is about 385.1123616496.

Adding to 57116604 its reverse (40661175), we get a palindrome (97777779).

The spelling of 57116604 in words is "fifty-seven million, one hundred sixteen thousand, six hundred four".