225911203 has 16 divisors (see below), whose sum is σ = 264109824. Its totient is φ = 189240480.

The previous prime is 225911201. The next prime is 225911237. The reversal of 225911203 is 302119522.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 225911203 - 2¹ = 225911201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225911201) 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, 59601 + ... + 63277.

It is an arithmetic number, because the mean of its divisors is an integer number (16506864).

Almost surely, 2^225911203 is an apocalyptic number.

225911203 is a deficient number, since it is larger than the sum of its proper divisors (38198621).

225911203 is a wasteful number, since it uses less digits than its factorization.

225911203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3882.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 225911203 is about 15030.3427439297. The cubic root of 225911203 is about 609.0401485966.

The spelling of 225911203 in words is "two hundred twenty-five million, nine hundred eleven thousand, two hundred three".