99822899 has 16 divisors (see below), whose sum is σ = 110929920. Its totient is φ = 89069760.

The previous prime is 99822887. The next prime is 99822937.

99822899 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99822899 is a prime.

It is a super-2 number, since 2×99822899² = 19929222329528402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99822809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271814 + ... + 272180.

It is an arithmetic number, because the mean of its divisors is an integer number (6933120).

Almost surely, 2^99822899 is an apocalyptic number.

99822899 is a deficient number, since it is larger than the sum of its proper divisors (11107021).

99822899 is a wasteful number, since it uses less digits than its factorization.

99822899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770.

The product of its digits is 1679616, while the sum is 56.

The square root of 99822899 is about 9991.1410259289. The cubic root of 99822899 is about 463.8847114358.

The spelling of 99822899 in words is "ninety-nine million, eight hundred twenty-two thousand, eight hundred ninety-nine".