56067769 has 2 divisors, whose sum is σ = 56067770. Its totient is φ = 56067768.

The previous prime is 56067761. The next prime is 56067773. The reversal of 56067769 is 96776065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55279225 + 788544 = 7435^2 + 888^2 .

It is a cyclic number.

It is not a de Polignac number, because 56067769 - 2³ = 56067761 is a prime.

It is a super-2 number, since 2×56067769² = 6287189441274722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56067761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28033884 + 28033885.

It is an arithmetic number, because the mean of its divisors is an integer number (28033885).

Almost surely, 2^56067769 is an apocalyptic number.

It is an amenable number.

56067769 is a deficient number, since it is larger than the sum of its proper divisors (1).

56067769 is an equidigital number, since it uses as much as digits as its factorization.

56067769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 476280, while the sum is 46.

The square root of 56067769 is about 7487.8414112480. The cubic root of 56067769 is about 382.7405046193.

The spelling of 56067769 in words is "fifty-six million, sixty-seven thousand, seven hundred sixty-nine".