57124252 has 24 divisors (see below), whose sum is σ = 102601296. Its totient is φ = 27819648.

The previous prime is 57124231. The next prime is 57124259. The reversal of 57124252 is 25242175.

It is a self number, because there is not a number n which added to its sum of digits gives 57124252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57124259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23058 + ... + 25414.

It is an arithmetic number, because the mean of its divisors is an integer number (4275054).

Almost surely, 2^57124252 is an apocalyptic number.

It is an amenable number.

57124252 is a deficient number, since it is larger than the sum of its proper divisors (45477044).

57124252 is a wasteful number, since it uses less digits than its factorization.

57124252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517 (or 2515 counting only the distinct ones).

The product of its digits is 5600, while the sum is 28.

The square root of 57124252 is about 7558.0587454716. The cubic root of 57124252 is about 385.1295499258.

The spelling of 57124252 in words is "fifty-seven million, one hundred twenty-four thousand, two hundred fifty-two".