89155164 has 48 divisors (see below), whose sum is σ = 245952000. Its totient is φ = 24593856.

The previous prime is 89155147. The next prime is 89155207. The reversal of 89155164 is 46155198.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15864 + ... + 20735.

It is an arithmetic number, because the mean of its divisors is an integer number (5124000).

Almost surely, 2^89155164 is an apocalyptic number.

89155164 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

89155164 is an abundant number, since it is smaller than the sum of its proper divisors (156796836).

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

89155164 is a wasteful number, since it uses less digits than its factorization.

89155164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36642 (or 36640 counting only the distinct ones).

The product of its digits is 43200, while the sum is 39.

The square root of 89155164 is about 9442.2012264090. The cubic root of 89155164 is about 446.7338224811.

The spelling of 89155164 in words is "eighty-nine million, one hundred fifty-five thousand, one hundred sixty-four".