57240752 has 20 divisors (see below), whose sum is σ = 111022656. Its totient is φ = 28589760.

The previous prime is 57240731. The next prime is 57240763. The reversal of 57240752 is 25704275.

57240752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24833 + ... + 27039.

Almost surely, 2^57240752 is an apocalyptic number.

It is an amenable number.

57240752 is a deficient number, since it is larger than the sum of its proper divisors (53781904).

57240752 is a wasteful number, since it uses less digits than its factorization.

57240752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3836 (or 3830 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 57240752 is about 7565.7618254872. The cubic root of 57240752 is about 385.3911850125.

The spelling of 57240752 in words is "fifty-seven million, two hundred forty thousand, seven hundred fifty-two".