224443216 has 20 divisors (see below), whose sum is σ = 435909600. Its totient is φ = 111950432.

The previous prime is 224443201. The next prime is 224443253. The reversal of 224443216 is 612344422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10036 + ... + 23443.

It is an arithmetic number, because the mean of its divisors is an integer number (21795480).

Almost surely, 2^224443216 is an apocalyptic number.

It is an amenable number.

224443216 is a deficient number, since it is larger than the sum of its proper divisors (211466384).

224443216 is a wasteful number, since it uses less digits than its factorization.

224443216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33906 (or 33900 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 224443216 is about 14981.4290373115. The cubic root of 224443216 is about 607.7180854853.

Adding to 224443216 its reverse (612344422), we get a palindrome (836787638).

The spelling of 224443216 in words is "two hundred twenty-four million, four hundred forty-three thousand, two hundred sixteen".