728964763 has 2 divisors, whose sum is σ = 728964764. Its totient is φ = 728964762.

The previous prime is 728964749. The next prime is 728964781. The reversal of 728964763 is 367469827.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 728964763 - 2²⁹ = 192093851 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 728964763.

It is not a weakly prime, because it can be changed into another prime (728961763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364482381 + 364482382.

It is an arithmetic number, because the mean of its divisors is an integer number (364482382).

Almost surely, 2^728964763 is an apocalyptic number.

728964763 is a deficient number, since it is larger than the sum of its proper divisors (1).

728964763 is an equidigital number, since it uses as much as digits as its factorization.

728964763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3048192, while the sum is 52.

The square root of 728964763 is about 26999.3474550775. The cubic root of 728964763 is about 899.9854989433.

The spelling of 728964763 in words is "seven hundred twenty-eight million, nine hundred sixty-four thousand, seven hundred sixty-three".