57481724 has 12 divisors (see below), whose sum is σ = 101385984. Its totient is φ = 28514304.

The previous prime is 57481717. The next prime is 57481727. The reversal of 57481724 is 42718475.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57481727) 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, 56069 + ... + 57084.

It is an arithmetic number, because the mean of its divisors is an integer number (8448832).

Almost surely, 2^57481724 is an apocalyptic number.

It is an amenable number.

57481724 is a deficient number, since it is larger than the sum of its proper divisors (43904260).

57481724 is a wasteful number, since it uses less digits than its factorization.

57481724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113284 (or 113282 counting only the distinct ones).

The product of its digits is 62720, while the sum is 38.

The square root of 57481724 is about 7581.6702645261. The cubic root of 57481724 is about 385.9312342265.

The spelling of 57481724 in words is "fifty-seven million, four hundred eighty-one thousand, seven hundred twenty-four".