57271148 has 12 divisors (see below), whose sum is σ = 109335912. Its totient is φ = 26032320.

The previous prime is 57271133. The next prime is 57271169. The reversal of 57271148 is 84117275.

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, 650765 + ... + 650852.

It is an arithmetic number, because the mean of its divisors is an integer number (9111326).

Almost surely, 2^57271148 is an apocalyptic number.

It is an amenable number.

57271148 is a deficient number, since it is larger than the sum of its proper divisors (52064764).

57271148 is a wasteful number, since it uses less digits than its factorization.

57271148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301632 (or 1301630 counting only the distinct ones).

The product of its digits is 15680, while the sum is 35.

The square root of 57271148 is about 7567.7703453527. The cubic root of 57271148 is about 385.4593897859.

The spelling of 57271148 in words is "fifty-seven million, two hundred seventy-one thousand, one hundred forty-eight".