56324647 has 2 divisors, whose sum is σ = 56324648. Its totient is φ = 56324646.

The previous prime is 56324603. The next prime is 56324657. The reversal of 56324647 is 74642365.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56324647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56324657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28162323 + 28162324.

It is an arithmetic number, because the mean of its divisors is an integer number (28162324).

Almost surely, 2^56324647 is an apocalyptic number.

56324647 is a deficient number, since it is larger than the sum of its proper divisors (1).

56324647 is an equidigital number, since it uses as much as digits as its factorization.

56324647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 37.

The square root of 56324647 is about 7504.9748167466. The cubic root of 56324647 is about 383.3241307600.

The spelling of 56324647 in words is "fifty-six million, three hundred twenty-four thousand, six hundred forty-seven".