57399294 has 32 divisors (see below), whose sum is σ = 119905920. Its totient is φ = 18294752.

The previous prime is 57399269. The next prime is 57399313. The reversal of 57399294 is 49299375.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17077 + ... + 20159.

It is an arithmetic number, because the mean of its divisors is an integer number (3747060).

Almost surely, 2^57399294 is an apocalyptic number.

57399294 is an abundant number, since it is smaller than the sum of its proper divisors (62506626).

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

57399294 is a wasteful number, since it uses less digits than its factorization.

57399294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3224.

The product of its digits is 612360, while the sum is 48.

The square root of 57399294 is about 7576.2321770125. The cubic root of 57399294 is about 385.7466681416.

The spelling of 57399294 in words is "fifty-seven million, three hundred ninety-nine thousand, two hundred ninety-four".