56896587 has 20 divisors (see below), whose sum is σ = 92721816. Its totient is φ = 34482240.

The previous prime is 56896573. The next prime is 56896657. The reversal of 56896587 is 78569865.

56896587 is a `hidden beast` number, since 56 + 8 + 9 + 6 + 587 = 666.

It is not a de Polignac number, because 56896587 - 2⁶ = 56896523 is a prime.

It is a super-2 number, since 2×56896587² = 6474443224497138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56896547) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 31038 + ... + 32819.

Almost surely, 2^56896587 is an apocalyptic number.

56896587 is a deficient number, since it is larger than the sum of its proper divisors (35825229).

56896587 is a wasteful number, since it uses less digits than its factorization.

56896587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63880 (or 63871 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 54.

The square root of 56896587 is about 7542.9826328847. The cubic root of 56896587 is about 384.6172324414.

The spelling of 56896587 in words is "fifty-six million, eight hundred ninety-six thousand, five hundred eighty-seven".