57394738 has 16 divisors (see below), whose sum is σ = 87010560. Its totient is φ = 28393200.

The previous prime is 57394721. The next prime is 57394751. The reversal of 57394738 is 83749375.

It is a happy number.

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, 119583 + ... + 120061.

It is an arithmetic number, because the mean of its divisors is an integer number (5438160).

Almost surely, 2^57394738 is an apocalyptic number.

57394738 is a deficient number, since it is larger than the sum of its proper divisors (29615822).

57394738 is a wasteful number, since it uses less digits than its factorization.

57394738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993.

The product of its digits is 635040, while the sum is 46.

The square root of 57394738 is about 7575.9314938825. The cubic root of 57394738 is about 385.7364618121.

The spelling of 57394738 in words is "fifty-seven million, three hundred ninety-four thousand, seven hundred thirty-eight".