225163652 has 96 divisors (see below), whose sum is σ = 493903872. Its totient is φ = 87728256.

The previous prime is 225163651. The next prime is 225163733. The reversal of 225163652 is 256361522.

It is not an unprimeable number, because it can be changed into a prime (225163651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1301438 + ... + 1301610.

It is an arithmetic number, because the mean of its divisors is an integer number (5144832).

Almost surely, 2^225163652 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 225163652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246951936).

225163652 is an abundant number, since it is smaller than the sum of its proper divisors (268740220).

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

225163652 is a wasteful number, since it uses less digits than its factorization.

225163652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297 (or 295 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 225163652 is about 15005.4540751022. The cubic root of 225163652 is about 608.3676252307.

The spelling of 225163652 in words is "two hundred twenty-five million, one hundred sixty-three thousand, six hundred fifty-two".