56957698 has 12 divisors (see below), whose sum is σ = 99385542. Its totient is φ = 24410400.

The previous prime is 56957627. The next prime is 56957717. The reversal of 56957698 is 89675965.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 53919649 + 3038049 = 7343^2 + 1743^2 .

It is a super-2 number, since 2×56957698² = 6488358722918408, which contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 290503 + ... + 290698.

Almost surely, 2^56957698 is an apocalyptic number.

56957698 is a deficient number, since it is larger than the sum of its proper divisors (42427844).

56957698 is a wasteful number, since it uses less digits than its factorization.

56957698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581217 (or 581210 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 55.

The square root of 56957698 is about 7547.0323969094. The cubic root of 56957698 is about 384.7548853003.

The spelling of 56957698 in words is "fifty-six million, nine hundred fifty-seven thousand, six hundred ninety-eight".