9122225 has 12 divisors (see below), whose sum is σ = 12927744. Its totient is φ = 6255120.

The previous prime is 9122207. The next prime is 9122231. The reversal of 9122225 is 5222219.

It is not a de Polignac number, because 9122225 - 2⁶ = 9122161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9122225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25889 + ... + 26238.

It is an arithmetic number, because the mean of its divisors is an integer number (1077312).

Almost surely, 2^9122225 is an apocalyptic number.

It is an amenable number.

9122225 is a deficient number, since it is larger than the sum of its proper divisors (3805519).

9122225 is a wasteful number, since it uses less digits than its factorization.

9122225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52144 (or 52139 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 9122225 is about 3020.3021372042. The cubic root of 9122225 is about 208.9457747193.

The spelling of 9122225 in words is "nine million, one hundred twenty-two thousand, two hundred twenty-five".