56087599 has 2 divisors, whose sum is σ = 56087600. Its totient is φ = 56087598.

The previous prime is 56087569. The next prime is 56087611. The reversal of 56087599 is 99578065.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56087599 - 2⁵ = 56087567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56087569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28043799 + 28043800.

It is an arithmetic number, because the mean of its divisors is an integer number (28043800).

Almost surely, 2^56087599 is an apocalyptic number.

56087599 is a deficient number, since it is larger than the sum of its proper divisors (1).

56087599 is an equidigital number, since it uses as much as digits as its factorization.

56087599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 49.

The square root of 56087599 is about 7489.1654408218. The cubic root of 56087599 is about 382.7856217441.

The spelling of 56087599 in words is "fifty-six million, eighty-seven thousand, five hundred ninety-nine".