225323112 has 32 divisors (see below), whose sum is σ = 643780800. Its totient is φ = 64377984.

The previous prime is 225323107. The next prime is 225323129. The reversal of 225323112 is 211323522.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670437 + ... + 670772.

It is an arithmetic number, because the mean of its divisors is an integer number (20118150).

Almost surely, 2^225323112 is an apocalyptic number.

It is an amenable number.

225323112 is an abundant number, since it is smaller than the sum of its proper divisors (418457688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225323112 is a wasteful number, since it uses less digits than its factorization.

225323112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341225 (or 1341221 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 225323112 is about 15010.7665360567. The cubic root of 225323112 is about 608.5112058499.

Adding to 225323112 its reverse (211323522), we get a palindrome (436646634).

The spelling of 225323112 in words is "two hundred twenty-five million, three hundred twenty-three thousand, one hundred twelve".