99225788 has 12 divisors (see below), whose sum is σ = 173743080. Its totient is φ = 49584912.

The previous prime is 99225779. The next prime is 99225793. The reversal of 99225788 is 88752299.

It is a congruent number.

It is an unprimeable number.

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, 2378 + ... + 14286.

It is an arithmetic number, because the mean of its divisors is an integer number (14478590).

Almost surely, 2^99225788 is an apocalyptic number.

It is an amenable number.

99225788 is a deficient number, since it is larger than the sum of its proper divisors (74517292).

99225788 is a wasteful number, since it uses less digits than its factorization.

99225788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13996 (or 13994 counting only the distinct ones).

The product of its digits is 725760, while the sum is 50.

The square root of 99225788 is about 9961.2141830201. The cubic root of 99225788 is about 462.9579207513.

The spelling of 99225788 in words is "ninety-nine million, two hundred twenty-five thousand, seven hundred eighty-eight".