4224784 has 20 divisors (see below), whose sum is σ = 8303040. Its totient is φ = 2082080.

The previous prime is 4224769. The next prime is 4224791. The reversal of 4224784 is 4874224.

It is a congruent number.

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, 724 + ... + 2995.

It is an arithmetic number, because the mean of its divisors is an integer number (415152).

Almost surely, 2^4224784 is an apocalyptic number.

It is an amenable number.

4224784 is a deficient number, since it is larger than the sum of its proper divisors (4078256).

4224784 is a wasteful number, since it uses less digits than its factorization.

4224784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798 (or 3792 counting only the distinct ones).

The product of its digits is 14336, while the sum is 31.

The square root of 4224784 is about 2055.4279359783. The cubic root of 4224784 is about 161.6596012547.

The spelling of 4224784 in words is "four million, two hundred twenty-four thousand, seven hundred eighty-four".