225350717 has 2 divisors, whose sum is σ = 225350718. Its totient is φ = 225350716.

The previous prime is 225350641. The next prime is 225350731. The reversal of 225350717 is 717053522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123965956 + 101384761 = 11134^2 + 10069^2 .

It is a cyclic number.

It is not a de Polignac number, because 225350717 - 2²² = 221156413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225350737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112675358 + 112675359.

It is an arithmetic number, because the mean of its divisors is an integer number (112675359).

Almost surely, 2^225350717 is an apocalyptic number.

It is an amenable number.

225350717 is a deficient number, since it is larger than the sum of its proper divisors (1).

225350717 is an equidigital number, since it uses as much as digits as its factorization.

225350717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 225350717 is about 15011.6860145688. The cubic root of 225350717 is about 608.5360550036.

The spelling of 225350717 in words is "two hundred twenty-five million, three hundred fifty thousand, seven hundred seventeen".