57133416 has 32 divisors (see below), whose sum is σ = 144849600. Its totient is φ = 18775680.

The previous prime is 57133409. The next prime is 57133421. The reversal of 57133416 is 61433175.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15061 + ... + 18468.

It is an arithmetic number, because the mean of its divisors is an integer number (4526550).

Almost surely, 2^57133416 is an apocalyptic number.

It is an amenable number.

57133416 is an abundant number, since it is smaller than the sum of its proper divisors (87716184).

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

57133416 is a wasteful number, since it uses less digits than its factorization.

57133416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33609 (or 33605 counting only the distinct ones).

The product of its digits is 7560, while the sum is 30.

The square root of 57133416 is about 7558.6649614863. The cubic root of 57133416 is about 385.1501432719.

The spelling of 57133416 in words is "fifty-seven million, one hundred thirty-three thousand, four hundred sixteen".