57316740 has 48 divisors (see below), whose sum is σ = 172834368. Its totient is φ = 14108544.

The previous prime is 57316733. The next prime is 57316747. The reversal of 57316740 is 4761375.

It is an interprime number because it is at equal distance from previous prime (57316733) and next prime (57316747).

It is not an unprimeable number, because it can be changed into a prime (57316747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35962 + ... + 37521.

It is an arithmetic number, because the mean of its divisors is an integer number (3600716).

Almost surely, 2^57316740 is an apocalyptic number.

It is an amenable number.

57316740 is an abundant number, since it is smaller than the sum of its proper divisors (115517628).

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

57316740 is a wasteful number, since it uses less digits than its factorization.

57316740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73508 (or 73506 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 57316740 is about 7570.7819939554. The cubic root of 57316740 is about 385.5616472274.

The spelling of 57316740 in words is "fifty-seven million, three hundred sixteen thousand, seven hundred forty".