729080328 has 16 divisors (see below), whose sum is σ = 1822700880. Its totient is φ = 243026768.

The previous prime is 729080323. The next prime is 729080371. The reversal of 729080328 is 823080927.

It is not an unprimeable number, because it can be changed into a prime (729080323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15189150 + ... + 15189197.

It is an arithmetic number, because the mean of its divisors is an integer number (113918805).

Almost surely, 2^729080328 is an apocalyptic number.

It is an amenable number.

729080328 is an abundant number, since it is smaller than the sum of its proper divisors (1093620552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

729080328 is a wasteful number, since it uses less digits than its factorization.

729080328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30378356 (or 30378352 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 729080328 is about 27001.4875145796. The cubic root of 729080328 is about 900.0330555760.

The spelling of 729080328 in words is "seven hundred twenty-nine million, eighty thousand, three hundred twenty-eight".