728064959 has 2 divisors, whose sum is σ = 728064960. Its totient is φ = 728064958.

The previous prime is 728064943. The next prime is 728064973. The reversal of 728064959 is 959460827.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 728064959 - 2⁴ = 728064943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (728064919) 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, 364032479 + 364032480.

It is an arithmetic number, because the mean of its divisors is an integer number (364032480).

Almost surely, 2^728064959 is an apocalyptic number.

728064959 is a deficient number, since it is larger than the sum of its proper divisors (1).

728064959 is an equidigital number, since it uses as much as digits as its factorization.

728064959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 728064959 is about 26982.6788699714. The cubic root of 728064959 is about 899.6150448324.

The spelling of 728064959 in words is "seven hundred twenty-eight million, sixty-four thousand, nine hundred fifty-nine".