224224211 has 4 divisors (see below), whose sum is σ = 224692800. Its totient is φ = 223755624.

The previous prime is 224224193. The next prime is 224224213. The reversal of 224224211 is 112422422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224224211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224224213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233576 + ... + 234533.

It is an arithmetic number, because the mean of its divisors is an integer number (56173200).

Almost surely, 2^224224211 is an apocalyptic number.

224224211 is a deficient number, since it is larger than the sum of its proper divisors (468589).

224224211 is an equidigital number, since it uses as much as digits as its factorization.

224224211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468588.

The product of its digits is 512, while the sum is 20.

The square root of 224224211 is about 14974.1180374672. The cubic root of 224224211 is about 607.5203567611.

Adding to 224224211 its reverse (112422422), we get a palindrome (336646633).

It can be divided in two parts, 22422421 and 1, that added together give a palindrome (22422422).

The spelling of 224224211 in words is "two hundred twenty-four million, two hundred twenty-four thousand, two hundred eleven".