99218196 has 240 divisors, whose sum is σ = 334680192. Its totient is φ = 24883200.

The previous prime is 99218177. The next prime is 99218219. The reversal of 99218196 is 69181299.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1022820 + ... + 1022916.

Almost surely, 2^99218196 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 99218196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167340096).

99218196 is an abundant number, since it is smaller than the sum of its proper divisors (235461996).

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

99218196 is a wasteful number, since it uses less digits than its factorization.

99218196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 161 counting only the distinct ones).

The product of its digits is 69984, while the sum is 45.

The square root of 99218196 is about 9960.8330976882. The cubic root of 99218196 is about 462.9461131146.

The spelling of 99218196 in words is "ninety-nine million, two hundred eighteen thousand, one hundred ninety-six".