225876172 has 12 divisors (see below), whose sum is σ = 403693920. Its totient is φ = 110535056.

The previous prime is 225876151. The next prime is 225876173. The reversal of 225876172 is 271678522.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (225876173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600547 + ... + 600922.

It is an arithmetic number, because the mean of its divisors is an integer number (33641160).

Almost surely, 2^225876172 is an apocalyptic number.

It is an amenable number.

225876172 is a deficient number, since it is larger than the sum of its proper divisors (177817748).

225876172 is a wasteful number, since it uses less digits than its factorization.

225876172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201520 (or 1201518 counting only the distinct ones).

The product of its digits is 94080, while the sum is 40.

The square root of 225876172 is about 15029.1773560631. The cubic root of 225876172 is about 609.0086666278.

The spelling of 225876172 in words is "two hundred twenty-five million, eight hundred seventy-six thousand, one hundred seventy-two".