56186797 has 2 divisors, whose sum is σ = 56186798. Its totient is φ = 56186796.

The previous prime is 56186789. The next prime is 56186839. The reversal of 56186797 is 79768165.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53963716 + 2223081 = 7346^2 + 1491^2 .

It is a cyclic number.

It is not a de Polignac number, because 56186797 - 2³ = 56186789 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56186797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56186707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28093398 + 28093399.

It is an arithmetic number, because the mean of its divisors is an integer number (28093399).

Almost surely, 2^56186797 is an apocalyptic number.

It is an amenable number.

56186797 is a deficient number, since it is larger than the sum of its proper divisors (1).

56186797 is an equidigital number, since it uses as much as digits as its factorization.

56186797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 49.

The square root of 56186797 is about 7495.7852824104. The cubic root of 56186797 is about 383.0111570669.

The spelling of 56186797 in words is "fifty-six million, one hundred eighty-six thousand, seven hundred ninety-seven".