225239112 has 96 divisors (see below), whose sum is σ = 706118400. Its totient is φ = 63528192.

The previous prime is 225239111. The next prime is 225239123. The reversal of 225239112 is 211932522.

It is a happy number.

225239112 is a `hidden beast` number, since 22 + 523 + 9 + 112 = 666.

It is not an unprimeable number, because it can be changed into a prime (225239111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36988 + ... + 42644.

It is an arithmetic number, because the mean of its divisors is an integer number (7355400).

Almost surely, 2^225239112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225239112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (353059200).

225239112 is an abundant number, since it is smaller than the sum of its proper divisors (480879288).

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

225239112 is a wasteful number, since it uses less digits than its factorization.

225239112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5755 (or 5748 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 225239112 is about 15007.9682835486. The cubic root of 225239112 is about 608.4355792028.

The spelling of 225239112 in words is "two hundred twenty-five million, two hundred thirty-nine thousand, one hundred twelve".