229796717 has 2 divisors, whose sum is σ = 229796718. Its totient is φ = 229796716.

The previous prime is 229796689. The next prime is 229796719. The reversal of 229796717 is 717697922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148328041 + 81468676 = 12179^2 + 9026^2 .

It is a cyclic number.

It is not a de Polignac number, because 229796717 - 2⁶ = 229796653 is a prime.

It is a super-2 number, since 2×229796717² = 105613062287956178, which contains 22 as substring.

Together with 229796719, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229796719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114898358 + 114898359.

It is an arithmetic number, because the mean of its divisors is an integer number (114898359).

Almost surely, 2^229796717 is an apocalyptic number.

It is an amenable number.

229796717 is a deficient number, since it is larger than the sum of its proper divisors (1).

229796717 is an equidigital number, since it uses as much as digits as its factorization.

229796717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 666792, while the sum is 50.

The square root of 229796717 is about 15159.0473645279. The cubic root of 229796717 is about 612.5120070949.

The spelling of 229796717 in words is "two hundred twenty-nine million, seven hundred ninety-six thousand, seven hundred seventeen".