728975016 has 96 divisors (see below), whose sum is σ = 2461492800. Its totient is φ = 189342720.

The previous prime is 728974997. The next prime is 728975017. The reversal of 728975016 is 610579827.

728975016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (728975017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60201 + ... + 71288.

It is an arithmetic number, because the mean of its divisors is an integer number (25640550).

Almost surely, 2^728975016 is an apocalyptic number.

It is an amenable number.

728975016 is an abundant number, since it is smaller than the sum of its proper divisors (1732517784).

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

728975016 is a wasteful number, since it uses less digits than its factorization.

728975016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131519 (or 131512 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The square root of 728975016 is about 26999.5373293692. The cubic root of 728975016 is about 899.9897184011.

The spelling of 728975016 in words is "seven hundred twenty-eight million, nine hundred seventy-five thousand, sixteen".