89598140 has 12 divisors (see below), whose sum is σ = 188156136. Its totient is φ = 35839248.

The previous prime is 89598101. The next prime is 89598163. The reversal of 89598140 is 4189598.

89598140 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

89598140 is strictly pandigital in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 89598091 and 89598100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2239934 + ... + 2239973.

It is an arithmetic number, because the mean of its divisors is an integer number (15679678).

Almost surely, 2^89598140 is an apocalyptic number.

It is an amenable number.

89598140 is an abundant number, since it is smaller than the sum of its proper divisors (98557996).

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

89598140 is a wasteful number, since it uses less digits than its factorization.

89598140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4479916 (or 4479914 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 44.

The square root of 89598140 is about 9465.6294032674. The cubic root of 89598140 is about 447.4724804400.

The spelling of 89598140 in words is "eighty-nine million, five hundred ninety-eight thousand, one hundred forty".