56469629 has 2 divisors, whose sum is σ = 56469630. Its totient is φ = 56469628.

The previous prime is 56469613. The next prime is 56469643. The reversal of 56469629 is 92696465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32752729 + 23716900 = 5723^2 + 4870^2 .

It is a cyclic number.

It is not a de Polignac number, because 56469629 - 2⁴ = 56469613 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56469649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28234814 + 28234815.

It is an arithmetic number, because the mean of its divisors is an integer number (28234815).

Almost surely, 2^56469629 is an apocalyptic number.

It is an amenable number.

56469629 is a deficient number, since it is larger than the sum of its proper divisors (1).

56469629 is an equidigital number, since it uses as much as digits as its factorization.

56469629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 47.

The square root of 56469629 is about 7514.6276687538. The cubic root of 56469629 is about 383.6527464190.

The spelling of 56469629 in words is "fifty-six million, four hundred sixty-nine thousand, six hundred twenty-nine".