99217832 has 16 divisors (see below), whose sum is σ = 212609760. Its totient is φ = 42521904.

The previous prime is 99217817. The next prime is 99217901. The reversal of 99217832 is 23871299.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 99217832.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 885818 + ... + 885929.

It is an arithmetic number, because the mean of its divisors is an integer number (13288110).

Almost surely, 2^99217832 is an apocalyptic number.

It is an amenable number.

99217832 is an abundant number, since it is smaller than the sum of its proper divisors (113391928).

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

99217832 is a wasteful number, since it uses less digits than its factorization.

99217832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771760 (or 1771756 counting only the distinct ones).

The product of its digits is 54432, while the sum is 41.

The square root of 99217832 is about 9960.8148261074. The cubic root of 99217832 is about 462.9455469799.

The spelling of 99217832 in words is "ninety-nine million, two hundred seventeen thousand, eight hundred thirty-two".