99213996 has 96 divisors (see below), whose sum is σ = 279659520. Its totient is φ = 26763264.

The previous prime is 99213979. The next prime is 99213997. The reversal of 99213996 is 69931299.

It is not an unprimeable number, because it can be changed into a prime (99213997) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171660 + ... + 172236.

It is an arithmetic number, because the mean of its divisors is an integer number (2913120).

Almost surely, 2^99213996 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 99213996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139829760).

99213996 is an abundant number, since it is smaller than the sum of its proper divisors (180445524).

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

99213996 is a wasteful number, since it uses less digits than its factorization.

99213996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703 (or 701 counting only the distinct ones).

The product of its digits is 236196, while the sum is 48.

The square root of 99213996 is about 9960.6222697179. The cubic root of 99213996 is about 462.9395807069.

The spelling of 99213996 in words is "ninety-nine million, two hundred thirteen thousand, nine hundred ninety-six".