225625012 has 6 divisors (see below), whose sum is σ = 394843778. Its totient is φ = 112812504.

The previous prime is 225624991. The next prime is 225625021. The reversal of 225625012 is 210526522.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 213276816 + 12348196 = 14604^2 + 3514^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28203123 + ... + 28203130.

Almost surely, 2^225625012 is an apocalyptic number.

It is an amenable number.

225625012 is a deficient number, since it is larger than the sum of its proper divisors (169218766).

225625012 is a wasteful number, since it uses less digits than its factorization.

225625012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56406257 (or 56406255 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 225625012 is about 15020.8192852454. The cubic root of 225625012 is about 608.7828565540.

The spelling of 225625012 in words is "two hundred twenty-five million, six hundred twenty-five thousand, twelve".