240716393 has 2 divisors, whose sum is σ = 240716394. Its totient is φ = 240716392.

The previous prime is 240716389. The next prime is 240716417. The reversal of 240716393 is 393617042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 240622144 + 94249 = 15512^2 + 307^2 .

It is a cyclic number.

It is not a de Polignac number, because 240716393 - 2² = 240716389 is a prime.

It is not a weakly prime, because it can be changed into another prime (240716323) 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, 120358196 + 120358197.

It is an arithmetic number, because the mean of its divisors is an integer number (120358197).

Almost surely, 2^240716393 is an apocalyptic number.

It is an amenable number.

240716393 is a deficient number, since it is larger than the sum of its proper divisors (1).

240716393 is an equidigital number, since it uses as much as digits as its factorization.

240716393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 240716393 is about 15515.0376409469. The cubic root of 240716393 is about 622.0642202003.

The spelling of 240716393 in words is "two hundred forty million, seven hundred sixteen thousand, three hundred ninety-three".