89712396 has 18 divisors (see below), whose sum is σ = 226773092. Its totient is φ = 29904120.

The previous prime is 89712379. The next prime is 89712431. The reversal of 89712396 is 69321798.

It is a tau number, because it is divible by the number of its divisors (18).

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 5 ways as a sum of consecutive naturals, for example, 1245970 + ... + 1246041.

Almost surely, 2^89712396 is an apocalyptic number.

It is an amenable number.

89712396 is an abundant number, since it is smaller than the sum of its proper divisors (137060696).

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

89712396 is a wasteful number, since it uses less digits than its factorization.

89712396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492021 (or 2492016 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 89712396 is about 9471.6627896056. The cubic root of 89712396 is about 447.6626060344.

The spelling of 89712396 in words is "eighty-nine million, seven hundred twelve thousand, three hundred ninety-six".