728929544 has 16 divisors (see below), whose sum is σ = 1561992000. Its totient is φ = 312398352.

The previous prime is 728929517. The next prime is 728929561. The reversal of 728929544 is 445929827.

It is a junction number, because it is equal to n+sod(n) for n = 728929492 and 728929501.

It is an unprimeable number.

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, 6508244 + ... + 6508355.

It is an arithmetic number, because the mean of its divisors is an integer number (97624500).

Almost surely, 2^728929544 is an apocalyptic number.

It is an amenable number.

728929544 is an abundant number, since it is smaller than the sum of its proper divisors (833062456).

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

728929544 is a wasteful number, since it uses less digits than its factorization.

728929544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13016612 (or 13016608 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 50.

The square root of 728929544 is about 26998.6952277328. The cubic root of 728929544 is about 899.9710048272.

The spelling of 728929544 in words is "seven hundred twenty-eight million, nine hundred twenty-nine thousand, five hundred forty-four".