225968812 has 24 divisors (see below), whose sum is σ = 412725600. Its totient is φ = 108116736.

The previous prime is 225968807. The next prime is 225968833. The reversal of 225968812 is 218869522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4489 + ... + 21727.

It is an arithmetic number, because the mean of its divisors is an integer number (17196900).

Almost surely, 2^225968812 is an apocalyptic number.

It is an amenable number.

225968812 is a deficient number, since it is larger than the sum of its proper divisors (186756788).

225968812 is a wasteful number, since it uses less digits than its factorization.

225968812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17385 (or 17383 counting only the distinct ones).

The product of its digits is 138240, while the sum is 43.

The square root of 225968812 is about 15032.2590451336. The cubic root of 225968812 is about 609.0919140860.

The spelling of 225968812 in words is "two hundred twenty-five million, nine hundred sixty-eight thousand, eight hundred twelve".