4434728 has 16 divisors (see below), whose sum is σ = 8340180. Its totient is φ = 2210688.

The previous prime is 4434721. The next prime is 4434737. The reversal of 4434728 is 8274344.

4434728 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4401604 + 33124 = 2098^2 + 182^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4434694 and 4434703.

It is not an unprimeable number, because it can be changed into a prime (4434721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3050 + ... + 4262.

Almost surely, 2^4434728 is an apocalyptic number.

It is an amenable number.

4434728 is a deficient number, since it is larger than the sum of its proper divisors (3905452).

4434728 is a wasteful number, since it uses less digits than its factorization.

4434728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676 (or 1672 counting only the distinct ones).

The product of its digits is 21504, while the sum is 32.

The square root of 4434728 is about 2105.8793887590. The cubic root of 4434728 is about 164.2942368070.

The spelling of 4434728 in words is "four million, four hundred thirty-four thousand, seven hundred twenty-eight".