56469769 has 2 divisors, whose sum is σ = 56469770. Its totient is φ = 56469768.

The previous prime is 56469737. The next prime is 56469773. The reversal of 56469769 is 96796465.

56469769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52417600 + 4052169 = 7240^2 + 2013^2 .

It is a cyclic number.

It is not a de Polignac number, because 56469769 - 2⁵ = 56469737 is a prime.

It is a super-2 number, since 2×56469769² = 6377669621826722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56469709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28234884 + 28234885.

It is an arithmetic number, because the mean of its divisors is an integer number (28234885).

Almost surely, 2^56469769 is an apocalyptic number.

It is an amenable number.

56469769 is a deficient number, since it is larger than the sum of its proper divisors (1).

56469769 is an equidigital number, since it uses as much as digits as its factorization.

56469769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 52.

The square root of 56469769 is about 7514.6369839135. The cubic root of 56469769 is about 383.6530634705.

The spelling of 56469769 in words is "fifty-six million, four hundred sixty-nine thousand, seven hundred sixty-nine".