240716317 has 2 divisors, whose sum is σ = 240716318. Its totient is φ = 240716316.

The previous prime is 240716297. The next prime is 240716323. The reversal of 240716317 is 713617042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142587481 + 98128836 = 11941^2 + 9906^2 .

It is a cyclic number.

It is not a de Polignac number, because 240716317 - 2²⁷ = 106498589 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240716347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120358158 + 120358159.

It is an arithmetic number, because the mean of its divisors is an integer number (120358159).

Almost surely, 2^240716317 is an apocalyptic number.

It is an amenable number.

240716317 is a deficient number, since it is larger than the sum of its proper divisors (1).

240716317 is an equidigital number, since it uses as much as digits as its factorization.

240716317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 240716317 is about 15515.0351917100. The cubic root of 240716317 is about 622.0641547334.

The spelling of 240716317 in words is "two hundred forty million, seven hundred sixteen thousand, three hundred seventeen".