57358516 has 6 divisors (see below), whose sum is σ = 100377410. Its totient is φ = 28679256.

The previous prime is 57358513. The next prime is 57358529. The reversal of 57358516 is 61585375.

It can be written as a sum of positive squares in only one way, i.e., 30360100 + 26998416 = 5510^2 + 5196^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57358513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7169811 + ... + 7169818.

Almost surely, 2^57358516 is an apocalyptic number.

It is an amenable number.

57358516 is a deficient number, since it is larger than the sum of its proper divisors (43018894).

57358516 is a wasteful number, since it uses less digits than its factorization.

57358516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14339633 (or 14339631 counting only the distinct ones).

The product of its digits is 126000, while the sum is 40.

The square root of 57358516 is about 7573.5405194664. The cubic root of 57358516 is about 385.6552982366.

The spelling of 57358516 in words is "fifty-seven million, three hundred fifty-eight thousand, five hundred sixteen".