3023728 has 10 divisors (see below), whose sum is σ = 5858504. Its totient is φ = 1511856.

The previous prime is 3023723. The next prime is 3023729. The reversal of 3023728 is 8273203.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3023723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94476 + ... + 94507.

Almost surely, 2^3023728 is an apocalyptic number.

It is an amenable number.

3023728 is a deficient number, since it is larger than the sum of its proper divisors (2834776).

3023728 is a wasteful number, since it uses less digits than its factorization.

3023728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188991 (or 188985 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 3023728 is about 1738.8870003540. The cubic root of 3023728 is about 144.6042000149.

The spelling of 3023728 in words is "three million, twenty-three thousand, seven hundred twenty-eight".