57331426 has 16 divisors (see below), whose sum is σ = 89539704. Its totient is φ = 27506304.

The previous prime is 57331423. The next prime is 57331447. The reversal of 57331426 is 62413375.

It can be written as a sum of positive squares in 4 ways, for example, as 54037201 + 3294225 = 7351^2 + 1815^2 .

It is not an unprimeable number, because it can be changed into a prime (57331423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96 + ... + 10708.

Almost surely, 2^57331426 is an apocalyptic number.

57331426 is a deficient number, since it is larger than the sum of its proper divisors (32208278).

57331426 is a wasteful number, since it uses less digits than its factorization.

57331426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10725.

The product of its digits is 15120, while the sum is 31.

The square root of 57331426 is about 7571.7518448507. The cubic root of 57331426 is about 385.5945746340.

The spelling of 57331426 in words is "fifty-seven million, three hundred thirty-one thousand, four hundred twenty-six".