57426874 has 4 divisors (see below), whose sum is σ = 86140314. Its totient is φ = 28713436.

The previous prime is 57426857. The next prime is 57426881. The reversal of 57426874 is 47862475.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 56927025 + 499849 = 7545^2 + 707^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 57426874.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14356717 + ... + 14356720.

Almost surely, 2^57426874 is an apocalyptic number.

57426874 is a deficient number, since it is larger than the sum of its proper divisors (28713440).

57426874 is a wasteful number, since it uses less digits than its factorization.

57426874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28713439.

The product of its digits is 376320, while the sum is 43.

The square root of 57426874 is about 7578.0521243919. The cubic root of 57426874 is about 385.8084411986.

The spelling of 57426874 in words is "fifty-seven million, four hundred twenty-six thousand, eight hundred seventy-four".