726759967 has 2 divisors, whose sum is σ = 726759968. Its totient is φ = 726759966.

The previous prime is 726759961. The next prime is 726759983. The reversal of 726759967 is 769957627.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 726759967 - 2¹¹ = 726757919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (726759961) 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, 363379983 + 363379984.

It is an arithmetic number, because the mean of its divisors is an integer number (363379984).

Almost surely, 2^726759967 is an apocalyptic number.

726759967 is a deficient number, since it is larger than the sum of its proper divisors (1).

726759967 is an equidigital number, since it uses as much as digits as its factorization.

726759967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10001880, while the sum is 58.

The square root of 726759967 is about 26958.4859923550. The cubic root of 726759967 is about 899.0772299273.

The spelling of 726759967 in words is "seven hundred twenty-six million, seven hundred fifty-nine thousand, nine hundred sixty-seven".