224444212 has 24 divisors (see below), whose sum is σ = 410760000. Its totient is φ = 107105856.

The previous prime is 224444191. The next prime is 224444221. The reversal of 224444212 is 212444422.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43464 + ... + 48352.

It is an arithmetic number, because the mean of its divisors is an integer number (17115000).

Almost surely, 2^224444212 is an apocalyptic number.

It is an amenable number.

224444212 is a deficient number, since it is larger than the sum of its proper divisors (186315788).

224444212 is a wasteful number, since it uses less digits than its factorization.

224444212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5415 (or 5413 counting only the distinct ones).

The product of its digits is 4096, while the sum is 25.

The square root of 224444212 is about 14981.4622784293. The cubic root of 224444212 is about 607.7189844303.

Adding to 224444212 its reverse (212444422), we get a palindrome (436888634).

The spelling of 224444212 in words is "two hundred twenty-four million, four hundred forty-four thousand, two hundred twelve".