3023400728 has 16 divisors (see below), whose sum is σ = 5753487480. Its totient is φ = 1489137408.

The previous prime is 3023400719. The next prime is 3023400769. The reversal of 3023400728 is 8270043203.

3023400728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3023400728.

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, 2819801 + ... + 2820872.

Almost surely, 2^3023400728 is an apocalyptic number.

It is an amenable number.

3023400728 is a deficient number, since it is larger than the sum of its proper divisors (2730086752).

3023400728 is a wasteful number, since it uses less digits than its factorization.

3023400728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5640746 (or 5640742 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 3023400728 is about 54985.4592415122. The cubic root of 3023400728 is about 1445.9898276722.

The spelling of 3023400728 in words is "three billion, twenty-three million, four hundred thousand, seven hundred twenty-eight".