56322197 has 2 divisors, whose sum is σ = 56322198. Its totient is φ = 56322196.

The previous prime is 56322187. The next prime is 56322221. The reversal of 56322197 is 79122365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53085796 + 3236401 = 7286^2 + 1799^2 .

It is a cyclic number.

It is not a de Polignac number, because 56322197 - 2²² = 52127893 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56322107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28161098 + 28161099.

It is an arithmetic number, because the mean of its divisors is an integer number (28161099).

Almost surely, 2^56322197 is an apocalyptic number.

It is an amenable number.

56322197 is a deficient number, since it is larger than the sum of its proper divisors (1).

56322197 is an equidigital number, since it uses as much as digits as its factorization.

56322197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 35.

The square root of 56322197 is about 7504.8115899068. The cubic root of 56322197 is about 383.3185727566.

The spelling of 56322197 in words is "fifty-six million, three hundred twenty-two thousand, one hundred ninety-seven".