99098900 has 18 divisors (see below), whose sum is σ = 215044830. Its totient is φ = 39639520.

The previous prime is 99098897. The next prime is 99098911. The reversal of 99098900 is 989099.

It can be written as a sum of positive squares in 3 ways, for example, as 454276 + 98644624 = 674^2 + 9932^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 495395 + ... + 495594.

It is an arithmetic number, because the mean of its divisors is an integer number (11946935).

Almost surely, 2^99098900 is an apocalyptic number.

It is an amenable number.

99098900 is an abundant number, since it is smaller than the sum of its proper divisors (115945930).

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

99098900 is a wasteful number, since it uses less digits than its factorization.

99098900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991003 (or 990996 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 44.

The square root of 99098900 is about 9954.8430424593. The cubic root of 99098900 is about 462.7604960570.

It can be divided in two parts, 9 and 9098900, that added together give a palindrome (9098909).

The spelling of 99098900 in words is "ninety-nine million, ninety-eight thousand, nine hundred".