99800088 has 16 divisors (see below), whose sum is σ = 249500280. Its totient is φ = 33266688.

The previous prime is 99800069. The next prime is 99800089. The reversal of 99800088 is 88000899.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99800089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2079145 + ... + 2079192.

Almost surely, 2^99800088 is an apocalyptic number.

It is an amenable number.

99800088 is an abundant number, since it is smaller than the sum of its proper divisors (149700192).

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

99800088 is a wasteful number, since it uses less digits than its factorization.

99800088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4158346 (or 4158342 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 42.

The square root of 99800088 is about 9989.9993993994. Note that the first 3 decimals coincide. The cubic root of 99800088 is about 463.8493739184.

The spelling of 99800088 in words is "ninety-nine million, eight hundred thousand, eighty-eight".