225625245 has 16 divisors (see below), whose sum is σ = 362031552. Its totient is φ = 119989760.

The previous prime is 225625237. The next prime is 225625273. The reversal of 225625245 is 542526522.

It is not a de Polignac number, because 225625245 - 2³ = 225625237 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16011 + ... + 26600.

It is an arithmetic number, because the mean of its divisors is an integer number (22626972).

Almost surely, 2^225625245 is an apocalyptic number.

It is an amenable number.

225625245 is a deficient number, since it is larger than the sum of its proper divisors (136406307).

225625245 is a wasteful number, since it uses less digits than its factorization.

225625245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42972.

The product of its digits is 48000, while the sum is 33.

The square root of 225625245 is about 15020.8270411452. The cubic root of 225625245 is about 608.7830661147.

The spelling of 225625245 in words is "two hundred twenty-five million, six hundred twenty-five thousand, two hundred forty-five".