57304216 has 16 divisors (see below), whose sum is σ = 107607600. Its totient is φ = 28608864.

The previous prime is 57304211. The next prime is 57304217. The reversal of 57304216 is 61240375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57304211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621 + ... + 10723.

It is an arithmetic number, because the mean of its divisors is an integer number (6725475).

Almost surely, 2^57304216 is an apocalyptic number.

It is an amenable number.

57304216 is a deficient number, since it is larger than the sum of its proper divisors (50303384).

57304216 is a wasteful number, since it uses less digits than its factorization.

57304216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10818 (or 10814 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 57304216 is about 7569.9548215297. The cubic root of 57304216 is about 385.5335627863.

The spelling of 57304216 in words is "fifty-seven million, three hundred four thousand, two hundred sixteen".