726797 has 2 divisors, whose sum is σ = 726798. Its totient is φ = 726796.

The previous prime is 726787. The next prime is 726809. The reversal of 726797 is 797627.

726797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 682276 + 44521 = 826^2 + 211^2 .

It is an emirp because it is prime and its reverse (797627) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-726797 is a prime.

It is a Chen prime.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 726797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (726707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363398 + 363399.

It is an arithmetic number, because the mean of its divisors is an integer number (363399).

2⁷²⁶⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

726797 is a deficient number, since it is larger than the sum of its proper divisors (1).

726797 is an equidigital number, since it uses as much as digits as its factorization.

726797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37044, while the sum is 38.

The square root of 726797 is about 852.5238999582. The cubic root of 726797 is about 89.9092500885.

The spelling of 726797 in words is "seven hundred twenty-six thousand, seven hundred ninety-seven".