89560889 has 16 divisors (see below), whose sum is σ = 103481280. Its totient is φ = 76656960.

The previous prime is 89560883. The next prime is 89560943. The reversal of 89560889 is 98806598.

It is a cyclic number.

It is not a de Polignac number, because 89560889 - 2⁸ = 89560633 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89560889.

It is not an unprimeable number, because it can be changed into a prime (89560883) 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, 34919 + ... + 37395.

It is an arithmetic number, because the mean of its divisors is an integer number (6467580).

Almost surely, 2^89560889 is an apocalyptic number.

It is an amenable number.

89560889 is a deficient number, since it is larger than the sum of its proper divisors (13920391).

89560889 is a wasteful number, since it uses less digits than its factorization.

89560889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2680.

The product of its (nonzero) digits is 1244160, while the sum is 53.

The square root of 89560889 is about 9463.6615007089. The cubic root of 89560889 is about 447.4104586615.

The spelling of 89560889 in words is "eighty-nine million, five hundred sixty thousand, eight hundred eighty-nine".