56244689 has 2 divisors, whose sum is σ = 56244690. Its totient is φ = 56244688.

The previous prime is 56244677. The next prime is 56244697. The reversal of 56244689 is 98644265.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30913600 + 25331089 = 5560^2 + 5033^2 .

It is a cyclic number.

It is not a de Polignac number, because 56244689 - 2⁴ = 56244673 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56243689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28122344 + 28122345.

It is an arithmetic number, because the mean of its divisors is an integer number (28122345).

Almost surely, 2^56244689 is an apocalyptic number.

It is an amenable number.

56244689 is a deficient number, since it is larger than the sum of its proper divisors (1).

56244689 is an equidigital number, since it uses as much as digits as its factorization.

56244689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 44.

The square root of 56244689 is about 7499.6459249754. The cubic root of 56244689 is about 383.1426569449.

The spelling of 56244689 in words is "fifty-six million, two hundred forty-four thousand, six hundred eighty-nine".