728904358 has 32 divisors (see below), whose sum is σ = 1347038784. Its totient is φ = 288064512.

The previous prime is 728904347. The next prime is 728904361. The reversal of 728904358 is 853409827.

728904358 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×728904358² = 1062603126222784328, which contains 22 as substring.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300366 + ... + 302782.

It is an arithmetic number, because the mean of its divisors is an integer number (42094962).

Almost surely, 2^728904358 is an apocalyptic number.

728904358 is a deficient number, since it is larger than the sum of its proper divisors (618134426).

728904358 is a wasteful number, since it uses less digits than its factorization.

728904358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096.

The product of its (nonzero) digits is 483840, while the sum is 46.

The square root of 728904358 is about 26998.2287937561. The cubic root of 728904358 is about 899.9606394309.

The spelling of 728904358 in words is "seven hundred twenty-eight million, nine hundred four thousand, three hundred fifty-eight".