57148856 has 16 divisors (see below), whose sum is σ = 108754440. Its totient is φ = 28147680.

The previous prime is 57148843. The next prime is 57148867. The reversal of 57148856 is 65884175.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52775 + ... + 53846.

Almost surely, 2^57148856 is an apocalyptic number.

It is an amenable number.

57148856 is a deficient number, since it is larger than the sum of its proper divisors (51605584).

57148856 is a wasteful number, since it uses less digits than its factorization.

57148856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106694 (or 106690 counting only the distinct ones).

The product of its digits is 268800, while the sum is 44.

The square root of 57148856 is about 7559.6862368752. The cubic root of 57148856 is about 385.1848350689.

The spelling of 57148856 in words is "fifty-seven million, one hundred forty-eight thousand, eight hundred fifty-six".