726365357 has 2 divisors, whose sum is σ = 726365358. Its totient is φ = 726365356.

The previous prime is 726365303. The next prime is 726365359. The reversal of 726365357 is 753563627.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 638118121 + 88247236 = 25261^2 + 9394^2 .

It is a cyclic number.

It is not a de Polignac number, because 726365357 - 2²⁴ = 709588141 is a prime.

Together with 726365359, 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 (726365359) 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, 363182678 + 363182679.

It is an arithmetic number, because the mean of its divisors is an integer number (363182679).

Almost surely, 2^726365357 is an apocalyptic number.

It is an amenable number.

726365357 is a deficient number, since it is larger than the sum of its proper divisors (1).

726365357 is an equidigital number, since it uses as much as digits as its factorization.

726365357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 793800, while the sum is 44.

The square root of 726365357 is about 26951.1661528773. The cubic root of 726365357 is about 898.9144760086.

The spelling of 726365357 in words is "seven hundred twenty-six million, three hundred sixty-five thousand, three hundred fifty-seven".