225563116 has 24 divisors (see below), whose sum is σ = 418660704. Its totient is φ = 106106880.

The previous prime is 225563087. The next prime is 225563119. The reversal of 225563116 is 611365522.

It is a hoax number, since the sum of its digits (31) 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 (225563119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14485 + ... + 25708.

It is an arithmetic number, because the mean of its divisors is an integer number (17444196).

Almost surely, 2^225563116 is an apocalyptic number.

It is an amenable number.

225563116 is a deficient number, since it is larger than the sum of its proper divisors (193097588).

225563116 is a wasteful number, since it uses less digits than its factorization.

225563116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40281 (or 40279 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 225563116 is about 15018.7588035763. The cubic root of 225563116 is about 608.7271820677.

The spelling of 225563116 in words is "two hundred twenty-five million, five hundred sixty-three thousand, one hundred sixteen".