4424224 has 24 divisors (see below), whose sum is σ = 9955008. Its totient is φ = 1896000.

The previous prime is 4424213. The next prime is 4424239. The reversal of 4424224 is 4224244.

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

It is a d-powerful number, because it can be written as 4² + 4² + 2⁹ + 4⁸ + 2¹⁵ + 2¹⁷ + 4¹¹ .

It is a junction number, because it is equal to n+sod(n) for n = 4424195 and 4424204.

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, 9652 + ... + 10099.

It is an arithmetic number, because the mean of its divisors is an integer number (414792).

Almost surely, 2^4424224 is an apocalyptic number.

It is an amenable number.

4424224 is an abundant number, since it is smaller than the sum of its proper divisors (5530784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4424224 is a wasteful number, since it uses less digits than its factorization.

4424224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19768 (or 19760 counting only the distinct ones).

The product of its digits is 2048, while the sum is 22.

The square root of 4424224 is about 2103.3839402258. The cubic root of 4424224 is about 164.1644196772.

Adding to 4424224 its reverse (4224244), we get a palindrome (8648468).

The spelling of 4424224 in words is "four million, four hundred twenty-four thousand, two hundred twenty-four".