56576329 has 2 divisors, whose sum is σ = 56576330. Its totient is φ = 56576328.

The previous prime is 56576327. The next prime is 56576383. The reversal of 56576329 is 92367565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28729600 + 27846729 = 5360^2 + 5277^2 .

It is a cyclic number.

It is not a de Polignac number, because 56576329 - 2¹ = 56576327 is a prime.

Together with 56576327, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (56576327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28288164 + 28288165.

It is an arithmetic number, because the mean of its divisors is an integer number (28288165).

Almost surely, 2^56576329 is an apocalyptic number.

It is an amenable number.

56576329 is a deficient number, since it is larger than the sum of its proper divisors (1).

56576329 is an equidigital number, since it uses as much as digits as its factorization.

56576329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 43.

The square root of 56576329 is about 7521.7238050862. The cubic root of 56576329 is about 383.8942331140.

The spelling of 56576329 in words is "fifty-six million, five hundred seventy-six thousand, three hundred twenty-nine".