99366225 has 48 divisors (see below), whose sum is σ = 191797248. Its totient is φ = 44447040.

The previous prime is 99366221. The next prime is 99366227. The reversal of 99366225 is 52266399.

It is not a de Polignac number, because 99366225 - 2² = 99366221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99366221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22662 + ... + 26688.

It is an arithmetic number, because the mean of its divisors is an integer number (3995776).

Almost surely, 2^99366225 is an apocalyptic number.

It is an amenable number.

99366225 is a deficient number, since it is larger than the sum of its proper divisors (92431023).

99366225 is a wasteful number, since it uses less digits than its factorization.

99366225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4094 (or 4089 counting only the distinct ones).

The product of its digits is 174960, while the sum is 42.

The square root of 99366225 is about 9968.2608814176. The cubic root of 99366225 is about 463.1762301705.

It can be divided in two parts, 9936 and 6225, that added together give a palindrome (16161).

The spelling of 99366225 in words is "ninety-nine million, three hundred sixty-six thousand, two hundred twenty-five".