722955313 has 2 divisors, whose sum is σ = 722955314. Its totient is φ = 722955312.

The previous prime is 722955271. The next prime is 722955323. The reversal of 722955313 is 313559227.

722955313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 407111329 + 315843984 = 20177^2 + 17772^2 .

It is an emirp because it is prime and its reverse (313559227) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 722955313 - 2²⁹ = 186084401 is a prime.

It is not a weakly prime, because it can be changed into another prime (722955323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361477656 + 361477657.

It is an arithmetic number, because the mean of its divisors is an integer number (361477657).

Almost surely, 2^722955313 is an apocalyptic number.

It is an amenable number.

722955313 is a deficient number, since it is larger than the sum of its proper divisors (1).

722955313 is an equidigital number, since it uses as much as digits as its factorization.

722955313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 37.

The square root of 722955313 is about 26887.8283429510. The cubic root of 722955313 is about 897.5055673235.

The spelling of 722955313 in words is "seven hundred twenty-two million, nine hundred fifty-five thousand, three hundred thirteen".