728330963 has 2 divisors, whose sum is σ = 728330964. Its totient is φ = 728330962.

The previous prime is 728330909. The next prime is 728330989. The reversal of 728330963 is 369033827.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 728330963 - 2⁶ = 728330899 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 728330963.

It is not a weakly prime, because it can be changed into another prime (728330663) 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, 364165481 + 364165482.

It is an arithmetic number, because the mean of its divisors is an integer number (364165482).

Almost surely, 2^728330963 is an apocalyptic number.

728330963 is a deficient number, since it is larger than the sum of its proper divisors (1).

728330963 is an equidigital number, since it uses as much as digits as its factorization.

728330963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 728330963 is about 26987.6075819996. The cubic root of 728330963 is about 899.7245918629.

The spelling of 728330963 in words is "seven hundred twenty-eight million, three hundred thirty thousand, nine hundred sixty-three".