89716320 has 72 divisors (see below), whose sum is σ = 306161856. Its totient is φ = 23923968.

The previous prime is 89716313. The next prime is 89716331. The reversal of 89716320 is 2361798.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 29712 + ... + 32591.

It is an arithmetic number, because the mean of its divisors is an integer number (4252248).

Almost surely, 2^89716320 is an apocalyptic number.

89716320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

89716320 is an abundant number, since it is smaller than the sum of its proper divisors (216445536).

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

89716320 is a wasteful number, since it uses less digits than its factorization.

89716320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62324 (or 62313 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 89716320 is about 9471.8699315394. The cubic root of 89716320 is about 447.6691328264.

The spelling of 89716320 in words is "eighty-nine million, seven hundred sixteen thousand, three hundred twenty".