225229012 has 48 divisors (see below), whose sum is σ = 424714752. Its totient is φ = 104307840.

The previous prime is 225229003. The next prime is 225229013. The reversal of 225229012 is 210922522.

It is a super-2 number, since 2×225229012² = 101456215692992288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225229013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 282198 + ... + 282994.

It is an arithmetic number, because the mean of its divisors is an integer number (8848224).

Almost surely, 2^225229012 is an apocalyptic number.

It is an amenable number.

225229012 is a deficient number, since it is larger than the sum of its proper divisors (199485740).

225229012 is a wasteful number, since it uses less digits than its factorization.

225229012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 225229012 is about 15007.6317918584. The cubic root of 225229012 is about 608.4264847325.

The spelling of 225229012 in words is "two hundred twenty-five million, two hundred twenty-nine thousand, twelve".