89080056 has 96 divisors (see below), whose sum is σ = 273546000. Its totient is φ = 25961472.

The previous prime is 89080049. The next prime is 89080067. The reversal of 89080056 is 65008098.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 89080056.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 15280 + ... + 20288.

Almost surely, 2^89080056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89080056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136773000).

89080056 is an abundant number, since it is smaller than the sum of its proper divisors (184465944).

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

89080056 is a wasteful number, since it uses less digits than its factorization.

89080056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5053 (or 5046 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 89080056 is about 9438.2231378581. The cubic root of 89080056 is about 446.6083382165.

The spelling of 89080056 in words is "eighty-nine million, eighty thousand, fifty-six".