99718164 has 144 divisors (see below), whose sum is σ = 315952000. Its totient is φ = 25816320.

The previous prime is 99718159. The next prime is 99718187. The reversal of 99718164 is 46181799.

It is a happy number.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 199587 + ... + 200085.

Almost surely, 2^99718164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99718164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157976000).

99718164 is an abundant number, since it is smaller than the sum of its proper divisors (216233836).

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

99718164 is a wasteful number, since it uses less digits than its factorization.

99718164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590 (or 585 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 99718164 is about 9985.8982570423. The cubic root of 99718164 is about 463.7224174546.

The spelling of 99718164 in words is "ninety-nine million, seven hundred eighteen thousand, one hundred sixty-four".