724074317 has 2 divisors, whose sum is σ = 724074318. Its totient is φ = 724074316.

The previous prime is 724074313. The next prime is 724074343. The reversal of 724074317 is 713470427.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 686754436 + 37319881 = 26206^2 + 6109^2 .

It is an emirp because it is prime and its reverse (713470427) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 724074317 - 2² = 724074313 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (724074313) 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, 362037158 + 362037159.

It is an arithmetic number, because the mean of its divisors is an integer number (362037159).

Almost surely, 2^724074317 is an apocalyptic number.

It is an amenable number.

724074317 is a deficient number, since it is larger than the sum of its proper divisors (1).

724074317 is an equidigital number, since it uses as much as digits as its factorization.

724074317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32928, while the sum is 35.

The square root of 724074317 is about 26908.6290434871. The cubic root of 724074317 is about 897.9683873541.

The spelling of 724074317 in words is "seven hundred twenty-four million, seventy-four thousand, three hundred seventeen".