57172498 has 8 divisors (see below), whose sum is σ = 85802508. Its totient is φ = 28571664.

The previous prime is 57172483. The next prime is 57172559. The reversal of 57172498 is 89427175.

It can be written as a sum of positive squares in 2 ways, for example, as 56746089 + 426409 = 7533^2 + 653^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1461 + ... + 10792.

Almost surely, 2^57172498 is an apocalyptic number.

57172498 is a deficient number, since it is larger than the sum of its proper divisors (28630010).

57172498 is a wasteful number, since it uses less digits than its factorization.

57172498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14588.

The product of its digits is 141120, while the sum is 43.

The square root of 57172498 is about 7561.2497644239. The cubic root of 57172498 is about 385.2379436525.

The spelling of 57172498 in words is "fifty-seven million, one hundred seventy-two thousand, four hundred ninety-eight".