57140562 has 16 divisors (see below), whose sum is σ = 120296160. Its totient is φ = 18044352.

The previous prime is 57140561. The next prime is 57140563. The reversal of 57140562 is 26504175.

It is an interprime number because it is at equal distance from previous prime (57140561) and next prime (57140563).

It is not an unprimeable number, because it can be changed into a prime (57140561) 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, 250503 + ... + 250730.

It is an arithmetic number, because the mean of its divisors is an integer number (7518510).

Almost surely, 2^57140562 is an apocalyptic number.

57140562 is an abundant number, since it is smaller than the sum of its proper divisors (63155598).

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

57140562 is a wasteful number, since it uses less digits than its factorization.

57140562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501257.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 57140562 is about 7559.1376492296. The cubic root of 57140562 is about 385.1662002393.

The spelling of 57140562 in words is "fifty-seven million, one hundred forty thousand, five hundred sixty-two".