56371497 has 16 divisors (see below), whose sum is σ = 92507520. Its totient is φ = 29734272.

The previous prime is 56371493. The next prime is 56371517. The reversal of 56371497 is 79417365.

It is not a de Polignac number, because 56371497 - 2² = 56371493 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56371493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102972 + ... + 103517.

It is an arithmetic number, because the mean of its divisors is an integer number (5781720).

Almost surely, 2^56371497 is an apocalyptic number.

It is an amenable number.

56371497 is a deficient number, since it is larger than the sum of its proper divisors (36136023).

56371497 is a wasteful number, since it uses less digits than its factorization.

56371497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206512.

The product of its digits is 158760, while the sum is 42.

The square root of 56371497 is about 7508.0954309332. The cubic root of 56371497 is about 383.4303824012.

The spelling of 56371497 in words is "fifty-six million, three hundred seventy-one thousand, four hundred ninety-seven".