56049589 has 2 divisors, whose sum is σ = 56049590. Its totient is φ = 56049588.

The previous prime is 56049569. The next prime is 56049599. The reversal of 56049589 is 98594065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45454564 + 10595025 = 6742^2 + 3255^2 .

It is a cyclic number.

It is not a de Polignac number, because 56049589 - 2⁵ = 56049557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56049509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28024794 + 28024795.

It is an arithmetic number, because the mean of its divisors is an integer number (28024795).

Almost surely, 2^56049589 is an apocalyptic number.

It is an amenable number.

56049589 is a deficient number, since it is larger than the sum of its proper divisors (1).

56049589 is an equidigital number, since it uses as much as digits as its factorization.

56049589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 46.

The square root of 56049589 is about 7486.6273448062. The cubic root of 56049589 is about 382.6991322188.

The spelling of 56049589 in words is "fifty-six million, forty-nine thousand, five hundred eighty-nine".