726033251 has 2 divisors, whose sum is σ = 726033252. Its totient is φ = 726033250.

The previous prime is 726033227. The next prime is 726033271. The reversal of 726033251 is 152330627.

726033251 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 is an emirp because it is prime and its reverse (152330627) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 726033251 - 2¹⁰ = 726032227 is a prime.

It is not a weakly prime, because it can be changed into another prime (726033271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363016625 + 363016626.

It is an arithmetic number, because the mean of its divisors is an integer number (363016626).

Almost surely, 2^726033251 is an apocalyptic number.

726033251 is a deficient number, since it is larger than the sum of its proper divisors (1).

726033251 is an equidigital number, since it uses as much as digits as its factorization.

726033251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 726033251 is about 26945.0041937276. The cubic root of 726033251 is about 898.7774557070. Note that the first 3 decimals are identical.

Adding to 726033251 its reverse (152330627), we get a palindrome (878363878).

The spelling of 726033251 in words is "seven hundred twenty-six million, thirty-three thousand, two hundred fifty-one".