57172062 has 16 divisors (see below), whose sum is σ = 116282880. Its totient is φ = 18734232.

The previous prime is 57172061. The next prime is 57172099. The reversal of 57172062 is 26027175.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57172061) 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, 80398 + ... + 81105.

It is an arithmetic number, because the mean of its divisors is an integer number (7267680).

Almost surely, 2^57172062 is an apocalyptic number.

57172062 is an abundant number, since it is smaller than the sum of its proper divisors (59110818).

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

57172062 is a wasteful number, since it uses less digits than its factorization.

57172062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161567.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 57172062 is about 7561.2209331562. The cubic root of 57172062 is about 385.2369643695.

The spelling of 57172062 in words is "fifty-seven million, one hundred seventy-two thousand, sixty-two".