225230017 has 2 divisors, whose sum is σ = 225230018. Its totient is φ = 225230016.

The previous prime is 225230011. The next prime is 225230021. The reversal of 225230017 is 710032522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198697216 + 26532801 = 14096^2 + 5151^2 .

It is a cyclic number.

It is not a de Polignac number, because 225230017 - 2¹¹ = 225227969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225230017.

It is not a weakly prime, because it can be changed into another prime (225230011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112615008 + 112615009.

It is an arithmetic number, because the mean of its divisors is an integer number (112615009).

Almost surely, 2^225230017 is an apocalyptic number.

It is an amenable number.

225230017 is a deficient number, since it is larger than the sum of its proper divisors (1).

225230017 is an equidigital number, since it uses as much as digits as its factorization.

225230017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 225230017 is about 15007.6652747854. The cubic root of 225230017 is about 608.4273896895.

Adding to 225230017 its reverse (710032522), we get a palindrome (935262539).

The spelling of 225230017 in words is "two hundred twenty-five million, two hundred thirty thousand, seventeen".