89098520 has 32 divisors (see below), whose sum is σ = 229111200. Its totient is φ = 30547968.

The previous prime is 89098519. The next prime is 89098531. The reversal of 89098520 is 2589098.

It is a happy number.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158825 + ... + 159384.

It is an arithmetic number, because the mean of its divisors is an integer number (7159725).

Almost surely, 2^89098520 is an apocalyptic number.

It is an amenable number.

89098520 is an abundant number, since it is smaller than the sum of its proper divisors (140012680).

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

89098520 is a wasteful number, since it uses less digits than its factorization.

89098520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318227 (or 318223 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 89098520 is about 9439.2012373929. The cubic root of 89098520 is about 446.6391928846.

The spelling of 89098520 in words is "eighty-nine million, ninety-eight thousand, five hundred twenty".