4487396728 has 16 divisors (see below), whose sum is σ = 8414794080. Its totient is φ = 2243451648.

The previous prime is 4487396701. The next prime is 4487396731. The reversal of 4487396728 is 8276937844.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63400 + ... + 113992.

It is an arithmetic number, because the mean of its divisors is an integer number (525924630).

Almost surely, 2^4487396728 is an apocalyptic number.

It is an amenable number.

4487396728 is a deficient number, since it is larger than the sum of its proper divisors (3927397352).

4487396728 is a wasteful number, since it uses less digits than its factorization.

4487396728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61686 (or 61682 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 58.

The square root of 4487396728 is about 66988.0342150746. The cubic root of 4487396728 is about 1649.4208837569.

The spelling of 4487396728 in words is "four billion, four hundred eighty-seven million, three hundred ninety-six thousand, seven hundred twenty-eight".