89879604 has 24 divisors (see below), whose sum is σ = 214182528. Its totient is φ = 29322240.

The previous prime is 89879591. The next prime is 89879627. The reversal of 89879604 is 40697898.

It is a happy number.

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, 79117 + ... + 80244.

It is an arithmetic number, because the mean of its divisors is an integer number (8924272).

Almost surely, 2^89879604 is an apocalyptic number.

It is an amenable number.

89879604 is an abundant number, since it is smaller than the sum of its proper divisors (124302924).

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

89879604 is a wasteful number, since it uses less digits than its factorization.

89879604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159415 (or 159413 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 89879604 is about 9480.4854306096. The cubic root of 89879604 is about 447.9405546657.

The spelling of 89879604 in words is "eighty-nine million, eight hundred seventy-nine thousand, six hundred four".