99304225 has 24 divisors (see below), whose sum is σ = 136062720. Its totient is φ = 71512320.

The previous prime is 99304213. The next prime is 99304229. The reversal of 99304225 is 52240399.

99304225 is nontrivially palindromic in base 14.

It is not a de Polignac number, because 99304225 - 2¹⁵ = 99271457 is a prime.

It is a super-2 number, since 2×99304225² = 19722658205701250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (99304229) 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 23 ways as a sum of consecutive naturals, for example, 4696 + ... + 14854.

It is an arithmetic number, because the mean of its divisors is an integer number (5669280).

Almost surely, 2^99304225 is an apocalyptic number.

It is an amenable number.

99304225 is a deficient number, since it is larger than the sum of its proper divisors (36758495).

99304225 is a wasteful number, since it uses less digits than its factorization.

99304225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10209 (or 10204 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 99304225 is about 9965.1505257071. The cubic root of 99304225 is about 463.0798765016.

The spelling of 99304225 in words is "ninety-nine million, three hundred four thousand, two hundred twenty-five".