56244647 has 2 divisors, whose sum is σ = 56244648. Its totient is φ = 56244646.

The previous prime is 56244613. The next prime is 56244667. The reversal of 56244647 is 74644265.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56244647 - 2⁶ = 56244583 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56244647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56244667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28122323 + 28122324.

It is an arithmetic number, because the mean of its divisors is an integer number (28122324).

Almost surely, 2^56244647 is an apocalyptic number.

56244647 is a deficient number, since it is larger than the sum of its proper divisors (1).

56244647 is an equidigital number, since it uses as much as digits as its factorization.

56244647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 38.

The square root of 56244647 is about 7499.6431248427. The cubic root of 56244647 is about 383.1425615760.

The spelling of 56244647 in words is "fifty-six million, two hundred forty-four thousand, six hundred forty-seven".