57394032 has 20 divisors (see below), whose sum is σ = 148268040. Its totient is φ = 19131328.

The previous prime is 57394031. The next prime is 57394063. The reversal of 57394032 is 23049375.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 57393984 and 57394002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57394031) 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, 597807 + ... + 597902.

It is an arithmetic number, because the mean of its divisors is an integer number (7413402).

Almost surely, 2^57394032 is an apocalyptic number.

It is an amenable number.

57394032 is an abundant number, since it is smaller than the sum of its proper divisors (90874008).

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

57394032 is a wasteful number, since it uses less digits than its factorization.

57394032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195720 (or 1195714 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 57394032 is about 7575.8848988089. The cubic root of 57394032 is about 385.7348801859.

The spelling of 57394032 in words is "fifty-seven million, three hundred ninety-four thousand, thirty-two".