726632773 has 2 divisors, whose sum is σ = 726632774. Its totient is φ = 726632772.

The previous prime is 726632749. The next prime is 726632783. The reversal of 726632773 is 377236627.

726632773 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., 694744164 + 31888609 = 26358^2 + 5647^2 .

It is a cyclic number.

It is not a de Polignac number, because 726632773 - 2²¹ = 724535621 is a prime.

It is equal to p_37559383 and since 726632773 and 37559383 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (726632783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363316386 + 363316387.

It is an arithmetic number, because the mean of its divisors is an integer number (363316387).

Almost surely, 2^726632773 is an apocalyptic number.

It is an amenable number.

726632773 is a deficient number, since it is larger than the sum of its proper divisors (1).

726632773 is an equidigital number, since it uses as much as digits as its factorization.

726632773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 444528, while the sum is 43.

The square root of 726632773 is about 26956.1268174788. The cubic root of 726632773 is about 899.0247761569.

The spelling of 726632773 in words is "seven hundred twenty-six million, six hundred thirty-two thousand, seven hundred seventy-three".