99920200 has 24 divisors (see below), whose sum is σ = 232314930. Its totient is φ = 39968000.

The previous prime is 99920189. The next prime is 99920207. The reversal of 99920200 is 202999.

It can be written as a sum of positive squares in 3 ways, for example, as 72692676 + 27227524 = 8526^2 + 5218^2 .

It is not an unprimeable number, because it can be changed into a prime (99920207) 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 5 ways as a sum of consecutive naturals, for example, 249601 + ... + 250000.

Almost surely, 2^99920200 is an apocalyptic number.

It is an amenable number.

99920200 is an abundant number, since it is smaller than the sum of its proper divisors (132394730).

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

99920200 is a wasteful number, since it uses less digits than its factorization.

99920200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499617 (or 499608 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 99920200 is about 9996.0092036772. The cubic root of 99920200 is about 464.0353842417.

The spelling of 99920200 in words is "ninety-nine million, nine hundred twenty thousand, two hundred".