57812 has 12 divisors (see below), whose sum is σ = 102900. Its totient is φ = 28416.

The previous prime is 57809. The next prime is 57829. The reversal of 57812 is 21875.

57812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15376 + 42436 = 124^2 + 206^2 .

It is a nialpdrome in base 5.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314 + ... + 462.

It is an arithmetic number, because the mean of its divisors is an integer number (8575).

2⁵⁷⁸¹² is an apocalyptic number.

It is an amenable number.

57812 is a deficient number, since it is larger than the sum of its proper divisors (45088).

57812 is a wasteful number, since it uses less digits than its factorization.

57812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 248 counting only the distinct ones).

The product of its digits is 560, while the sum is 23.

The square root of 57812 is about 240.4412610182. The cubic root of 57812 is about 38.6668978715. Note that the first 3 decimals are identical.

Subtracting from 57812 its reverse (21875), we obtain a cube (35937 = 33³).

It can be divided in two parts, 5 and 7812, that multiplied together give a triangular number (39060 = T₂₇₉).

The spelling of 57812 in words is "fifty-seven thousand, eight hundred twelve".