225174368 has 24 divisors (see below), whose sum is σ = 452747232. Its totient is φ = 110190976.

The previous prime is 225174329. The next prime is 225174379. The reversal of 225174368 is 863471522.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73355 + ... + 76362.

It is an arithmetic number, because the mean of its divisors is an integer number (18864468).

Almost surely, 2^225174368 is an apocalyptic number.

It is an amenable number.

225174368 is an abundant number, since it is smaller than the sum of its proper divisors (227572864).

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

225174368 is a wasteful number, since it uses less digits than its factorization.

225174368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149774 (or 149766 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 225174368 is about 15005.8111410213. The cubic root of 225174368 is about 608.3772762319.

The spelling of 225174368 in words is "two hundred twenty-five million, one hundred seventy-four thousand, three hundred sixty-eight".