728054764 has 12 divisors (see below), whose sum is σ = 1294983088. Its totient is φ = 358059600.

The previous prime is 728054737. The next prime is 728054771. The reversal of 728054764 is 467450827.

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 728054764.

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, 1491672 + ... + 1492159.

Almost surely, 2^728054764 is an apocalyptic number.

It is an amenable number.

728054764 is a deficient number, since it is larger than the sum of its proper divisors (566928324).

728054764 is a wasteful number, since it uses less digits than its factorization.

728054764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2983896 (or 2983894 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 43.

The square root of 728054764 is about 26982.4899518188. The cubic root of 728054764 is about 899.6108457482.

The spelling of 728054764 in words is "seven hundred twenty-eight million, fifty-four thousand, seven hundred sixty-four".