726428303 has 2 divisors, whose sum is σ = 726428304. Its totient is φ = 726428302.

The previous prime is 726428281. The next prime is 726428327. The reversal of 726428303 is 303824627.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-726428303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (726428333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363214151 + 363214152.

It is an arithmetic number, because the mean of its divisors is an integer number (363214152).

Almost surely, 2^726428303 is an apocalyptic number.

726428303 is a deficient number, since it is larger than the sum of its proper divisors (1).

726428303 is an equidigital number, since it uses as much as digits as its factorization.

726428303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 726428303 is about 26952.3339063614. Note that the first 3 decimals coincide. The cubic root of 726428303 is about 898.9404415623.

The spelling of 726428303 in words is "seven hundred twenty-six million, four hundred twenty-eight thousand, three hundred three".