224313213 has 8 divisors (see below), whose sum is σ = 299633248. Its totient is φ = 149267664.

The previous prime is 224313209. The next prime is 224313233. The reversal of 224313213 is 312313422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 224313213 - 2² = 224313209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 224313213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224313233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66706 + ... + 69987.

It is an arithmetic number, because the mean of its divisors is an integer number (37454156).

Almost surely, 2^224313213 is an apocalyptic number.

It is an amenable number.

224313213 is a deficient number, since it is larger than the sum of its proper divisors (75320035).

224313213 is a wasteful number, since it uses less digits than its factorization.

224313213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137243.

The product of its digits is 864, while the sum is 21.

The square root of 224313213 is about 14977.0896037915. The cubic root of 224313213 is about 607.6007277642.

Adding to 224313213 its reverse (312313422), we get a palindrome (536626635).

The spelling of 224313213 in words is "two hundred twenty-four million, three hundred thirteen thousand, two hundred thirteen".