99002225 has 12 divisors (see below), whose sum is σ = 140300544. Its totient is φ = 67887120.

The previous prime is 99002219. The next prime is 99002227. The reversal of 99002225 is 52220099.

It is a de Polignac number, because none of the positive numbers 2^k-99002225 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99002227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 282689 + ... + 283038.

It is an arithmetic number, because the mean of its divisors is an integer number (11691712).

Almost surely, 2^99002225 is an apocalyptic number.

It is an amenable number.

99002225 is a deficient number, since it is larger than the sum of its proper divisors (41298319).

99002225 is a wasteful number, since it uses less digits than its factorization.

99002225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565744 (or 565739 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 99002225 is about 9949.9861808949. The cubic root of 99002225 is about 462.6099665471.

The spelling of 99002225 in words is "ninety-nine million, two thousand, two hundred twenty-five".