56587339 has 16 divisors (see below), whose sum is σ = 64622880. Its totient is φ = 49213440.

The previous prime is 56587327. The next prime is 56587351. The reversal of 56587339 is 93378565.

It is an interprime number because it is at equal distance from previous prime (56587327) and next prime (56587351).

It is a cyclic number.

It is not a de Polignac number, because 56587339 - 2⁷ = 56587211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56587309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11107 + ... + 15379.

It is an arithmetic number, because the mean of its divisors is an integer number (4038930).

Almost surely, 2^56587339 is an apocalyptic number.

56587339 is a deficient number, since it is larger than the sum of its proper divisors (8035541).

56587339 is a wasteful number, since it uses less digits than its factorization.

56587339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4350.

The product of its digits is 680400, while the sum is 46.

The square root of 56587339 is about 7522.4556495868. The cubic root of 56587339 is about 383.9191339953.

The spelling of 56587339 in words is "fifty-six million, five hundred eighty-seven thousand, three hundred thirty-nine".