726244859 has 2 divisors, whose sum is σ = 726244860. Its totient is φ = 726244858.

The previous prime is 726244793. The next prime is 726244861. The reversal of 726244859 is 958442627.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 726244859 - 2¹² = 726240763 is a prime.

Together with 726244861, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (726240859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363122429 + 363122430.

It is an arithmetic number, because the mean of its divisors is an integer number (363122430).

Almost surely, 2^726244859 is an apocalyptic number.

726244859 is a deficient number, since it is larger than the sum of its proper divisors (1).

726244859 is an equidigital number, since it uses as much as digits as its factorization.

726244859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 47.

The square root of 726244859 is about 26948.9305724736. The cubic root of 726244859 is about 898.8647657695.

The spelling of 726244859 in words is "seven hundred twenty-six million, two hundred forty-four thousand, eight hundred fifty-nine".