4568728 has 16 divisors (see below), whose sum is σ = 8676000. Its totient is φ = 2255136.

The previous prime is 4568719. The next prime is 4568731. The reversal of 4568728 is 8278654.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2983 + ... + 4246.

It is an arithmetic number, because the mean of its divisors is an integer number (542250).

Almost surely, 2^4568728 is an apocalyptic number.

It is an amenable number.

4568728 is a deficient number, since it is larger than the sum of its proper divisors (4107272).

4568728 is a wasteful number, since it uses less digits than its factorization.

4568728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7314 (or 7310 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The square root of 4568728 is about 2137.4583036869. The cubic root of 4568728 is about 165.9326189007.

The spelling of 4568728 in words is "four million, five hundred sixty-eight thousand, seven hundred twenty-eight".