57396 has 12 divisors (see below), whose sum is σ = 133952. Its totient is φ = 19128.

The previous prime is 57389. The next prime is 57397. The reversal of 57396 is 69375.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57397) by changing a digit.

57396 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2380 + ... + 2403.

2⁵⁷³⁹⁶ is an apocalyptic number.

It is an amenable number.

57396 is an abundant number, since it is smaller than the sum of its proper divisors (76556).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66976).

57396 is a wasteful number, since it uses less digits than its factorization.

57396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4790 (or 4788 counting only the distinct ones).

The product of its digits is 5670, while the sum is 30.

The square root of 57396 is about 239.5746230301. The cubic root of 57396 is about 38.5739288993.

The spelling of 57396 in words is "fifty-seven thousand, three hundred ninety-six".