57399224 has 16 divisors (see below), whose sum is σ = 108036720. Its totient is φ = 28589440.

The previous prime is 57399217. The next prime is 57399227. The reversal of 57399224 is 42299375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57399227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11537 + ... + 15744.

It is an arithmetic number, because the mean of its divisors is an integer number (6752295).

Almost surely, 2^57399224 is an apocalyptic number.

It is an amenable number.

57399224 is a deficient number, since it is larger than the sum of its proper divisors (50637496).

57399224 is a wasteful number, since it uses less digits than its factorization.

57399224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27550 (or 27546 counting only the distinct ones).

The product of its digits is 136080, while the sum is 41.

The square root of 57399224 is about 7576.2275573005. The cubic root of 57399224 is about 385.7465113320.

The spelling of 57399224 in words is "fifty-seven million, three hundred ninety-nine thousand, two hundred twenty-four".