89317620 has 96 divisors (see below), whose sum is σ = 317587200. Its totient is φ = 20414592.

The previous prime is 89317619. The next prime is 89317663. The reversal of 89317620 is 2671398.

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 31 ways as a sum of consecutive naturals, for example, 8035 + ... + 15594.

It is an arithmetic number, because the mean of its divisors is an integer number (3308200).

Almost surely, 2^89317620 is an apocalyptic number.

It is an amenable number.

89317620 is an abundant number, since it is smaller than the sum of its proper divisors (228269580).

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

89317620 is a wasteful number, since it uses less digits than its factorization.

89317620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23654 (or 23646 counting only the distinct ones).

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

The square root of 89317620 is about 9450.7999661404. The cubic root of 89317620 is about 447.0049997189.

The spelling of 89317620 in words is "eighty-nine million, three hundred seventeen thousand, six hundred twenty".