57502426 has 8 divisors (see below), whose sum is σ = 86486004. Its totient is φ = 28673760.

The previous prime is 57502421. The next prime is 57502439. The reversal of 57502426 is 62420575.

It can be written as a sum of positive squares in 2 ways, for example, as 57380625 + 121801 = 7575^2 + 349^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (57502421) 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, 37795 + ... + 39286.

Almost surely, 2^57502426 is an apocalyptic number.

57502426 is a deficient number, since it is larger than the sum of its proper divisors (28983578).

57502426 is a wasteful number, since it uses less digits than its factorization.

57502426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77456.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 57502426 is about 7583.0354080671. The cubic root of 57502426 is about 385.9775596143.

The spelling of 57502426 in words is "fifty-seven million, five hundred two thousand, four hundred twenty-six".