728735303 has 2 divisors, whose sum is σ = 728735304. Its totient is φ = 728735302.

The previous prime is 728735299. The next prime is 728735317. The reversal of 728735303 is 303537827.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 728735303 - 2² = 728735299 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (728735333) 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, 364367651 + 364367652.

It is an arithmetic number, because the mean of its divisors is an integer number (364367652).

Almost surely, 2^728735303 is an apocalyptic number.

728735303 is a deficient number, since it is larger than the sum of its proper divisors (1).

728735303 is an equidigital number, since it uses as much as digits as its factorization.

728735303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 728735303 is about 26995.0977586672. The cubic root of 728735303 is about 899.8910580069.

The spelling of 728735303 in words is "seven hundred twenty-eight million, seven hundred thirty-five thousand, three hundred three".