4224224 has 24 divisors (see below), whose sum is σ = 8405208. Its totient is φ = 2089600.

The previous prime is 4224197. The next prime is 4224229.

4224224 is nontrivially palindromic in base 10.

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 = 4224196 and 4224205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224229) 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, 2579 + ... + 3885.

It is an arithmetic number, because the mean of its divisors is an integer number (350217).

Almost surely, 2^4224224 is an apocalyptic number.

It is an amenable number.

4224224 is a deficient number, since it is larger than the sum of its proper divisors (4180984).

4224224 is a wasteful number, since it uses less digits than its factorization.

4224224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418 (or 1410 counting only the distinct ones).

The product of its digits is 1024, while the sum is 20.

The square root of 4224224 is about 2055.2917067901. The cubic root of 4224224 is about 161.6524582168.

The spelling of 4224224 in words is "four million, two hundred twenty-four thousand, two hundred twenty-four".