57039324 has 12 divisors (see below), whose sum is σ = 133091784. Its totient is φ = 19013104.

The previous prime is 57039319. The next prime is 57039329. The reversal of 57039324 is 42393075.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (57039319) and next prime (57039329).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57039329) 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, 2376627 + ... + 2376650.

It is an arithmetic number, because the mean of its divisors is an integer number (11090982).

Almost surely, 2^57039324 is an apocalyptic number.

It is an amenable number.

57039324 is an abundant number, since it is smaller than the sum of its proper divisors (76052460).

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

57039324 is a wasteful number, since it uses less digits than its factorization.

57039324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4753284 (or 4753282 counting only the distinct ones).

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

The square root of 57039324 is about 7552.4382817736. The cubic root of 57039324 is about 384.9385948056.

The spelling of 57039324 in words is "fifty-seven million, thirty-nine thousand, three hundred twenty-four".