99922398 has 8 divisors (see below), whose sum is σ = 199844808. Its totient is φ = 33307464.

The previous prime is 99922391. The next prime is 99922399. The reversal of 99922398 is 89322999.

It is a sphenic number, since it is the product of 3 distinct primes.

99922398 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 99922398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99922391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8326861 + ... + 8326872.

It is an arithmetic number, because the mean of its divisors is an integer number (24980601).

Almost surely, 2^99922398 is an apocalyptic number.

99922398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99922398 is a wasteful number, since it uses less digits than its factorization.

99922398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16653738.

The product of its digits is 629856, while the sum is 51.

The square root of 99922398 is about 9996.1191469490. The cubic root of 99922398 is about 464.0387867646.

The spelling of 99922398 in words is "ninety-nine million, nine hundred twenty-two thousand, three hundred ninety-eight".