57240262 has 16 divisors (see below), whose sum is σ = 86799600. Its totient is φ = 28309120.

The previous prime is 57240259. The next prime is 57240301. The reversal of 57240262 is 26204275.

It is a self number, because there is not a number n which added to its sum of digits gives 57240262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100314 + ... + 100882.

It is an arithmetic number, because the mean of its divisors is an integer number (5424975).

Almost surely, 2^57240262 is an apocalyptic number.

57240262 is a deficient number, since it is larger than the sum of its proper divisors (29559338).

57240262 is a wasteful number, since it uses less digits than its factorization.

57240262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 57240262 is about 7565.7294426909. The cubic root of 57240262 is about 385.3900853169.

The spelling of 57240262 in words is "fifty-seven million, two hundred forty thousand, two hundred sixty-two".