56562229 has 2 divisors, whose sum is σ = 56562230. Its totient is φ = 56562228.

The previous prime is 56562227. The next prime is 56562251. The reversal of 56562229 is 92226565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56220004 + 342225 = 7498^2 + 585^2 .

It is a cyclic number.

It is not a de Polignac number, because 56562229 - 2¹ = 56562227 is a prime.

Together with 56562227, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56562223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28281114 + 28281115.

It is an arithmetic number, because the mean of its divisors is an integer number (28281115).

Almost surely, 2^56562229 is an apocalyptic number.

It is an amenable number.

56562229 is a deficient number, since it is larger than the sum of its proper divisors (1).

56562229 is an equidigital number, since it uses as much as digits as its factorization.

56562229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 37.

The square root of 56562229 is about 7520.7864615345. The cubic root of 56562229 is about 383.8623389838.

The spelling of 56562229 in words is "fifty-six million, five hundred sixty-two thousand, two hundred twenty-nine".