4428224 has 14 divisors (see below), whose sum is σ = 8787384. Its totient is φ = 2214080.

The previous prime is 4428223. The next prime is 4428227. The reversal of 4428224 is 4228244.

4428224 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 4428193 and 4428202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4428223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34532 + ... + 34659.

Almost surely, 2^4428224 is an apocalyptic number.

It is an amenable number.

4428224 is a deficient number, since it is larger than the sum of its proper divisors (4359160).

4428224 is an equidigital number, since it uses as much as digits as its factorization.

4428224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69203 (or 69193 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

The square root of 4428224 is about 2104.3345741588. The cubic root of 4428224 is about 164.2138791892.

The spelling of 4428224 in words is "four million, four hundred twenty-eight thousand, two hundred twenty-four".