57642544 has 10 divisors (see below), whose sum is σ = 111682460. Its totient is φ = 28821264.

The previous prime is 57642521. The next prime is 57642551. The reversal of 57642544 is 44524675.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1801314 + ... + 1801345.

It is an arithmetic number, because the mean of its divisors is an integer number (11168246).

Almost surely, 2^57642544 is an apocalyptic number.

It is an amenable number.

57642544 is a deficient number, since it is larger than the sum of its proper divisors (54039916).

57642544 is a wasteful number, since it uses less digits than its factorization.

57642544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3602667 (or 3602661 counting only the distinct ones).

The product of its digits is 134400, while the sum is 37.

The square root of 57642544 is about 7592.2686991439. The cubic root of 57642544 is about 386.2908132671.

The spelling of 57642544 in words is "fifty-seven million, six hundred forty-two thousand, five hundred forty-four".