89055564 has 36 divisors (see below), whose sum is σ = 225015336. Its totient is φ = 27401088.

The previous prime is 89055523. The next prime is 89055569. The reversal of 89055564 is 46555098.

It is not an unprimeable number, because it can be changed into a prime (89055569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19929 + ... + 23984.

It is an arithmetic number, because the mean of its divisors is an integer number (6250426).

Almost surely, 2^89055564 is an apocalyptic number.

It is an amenable number.

89055564 is an abundant number, since it is smaller than the sum of its proper divisors (135959772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89055564 is a wasteful number, since it uses less digits than its factorization.

89055564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43946 (or 43931 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 89055564 is about 9436.9255586764. The cubic root of 89055564 is about 446.5674037487.

The spelling of 89055564 in words is "eighty-nine million, fifty-five thousand, five hundred sixty-four".