8563225 has 12 divisors (see below), whose sum is σ = 11584080. Its totient is φ = 6227600.

The previous prime is 8563187. The next prime is 8563237. The reversal of 8563225 is 5223658.

It is a happy number.

It is not a de Polignac number, because 8563225 - 2²³ = 174617 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15295 + ... + 15844.

It is an arithmetic number, because the mean of its divisors is an integer number (965340).

Almost surely, 2^8563225 is an apocalyptic number.

It is an amenable number.

8563225 is a deficient number, since it is larger than the sum of its proper divisors (3020855).

8563225 is a wasteful number, since it uses less digits than its factorization.

8563225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31160 (or 31155 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 8563225 is about 2926.2988569181. The cubic root of 8563225 is about 204.5875108435.

The spelling of 8563225 in words is "eight million, five hundred sixty-three thousand, two hundred twenty-five".