728703484 has 12 divisors (see below), whose sum is σ = 1316367808. Its totient is φ = 352598400.

The previous prime is 728703467. The next prime is 728703497. The reversal of 728703484 is 484307827.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 728703484.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2938197 + ... + 2938444.

Almost surely, 2^728703484 is an apocalyptic number.

It is an amenable number.

728703484 is a deficient number, since it is larger than the sum of its proper divisors (587664324).

728703484 is a wasteful number, since it uses less digits than its factorization.

728703484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5876676 (or 5876674 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 43.

The square root of 728703484 is about 26994.5084044885. The cubic root of 728703484 is about 899.8779604070.

The spelling of 728703484 in words is "seven hundred twenty-eight million, seven hundred three thousand, four hundred eighty-four".