89979792 has 40 divisors (see below), whose sum is σ = 265655616. Its totient is φ = 25708416.

The previous prime is 89979751. The next prime is 89979797. The reversal of 89979792 is 29797998.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (89979797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133563 + ... + 134234.

Almost surely, 2^89979792 is an apocalyptic number.

It is an amenable number.

89979792 is an abundant number, since it is smaller than the sum of its proper divisors (175675824).

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

89979792 is a wasteful number, since it uses less digits than its factorization.

89979792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267815 (or 267809 counting only the distinct ones).

The product of its digits is 5143824, while the sum is 60.

The square root of 89979792 is about 9485.7678655974. The cubic root of 89979792 is about 448.1069313202.

The spelling of 89979792 in words is "eighty-nine million, nine hundred seventy-nine thousand, seven hundred ninety-two".