224421222 has 8 divisors (see below), whose sum is σ = 448842456. Its totient is φ = 74807072.

The previous prime is 224421221. The next prime is 224421247. The reversal of 224421222 is 222124422.

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

224421222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224421221) by changing a digit.

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, 18701763 + ... + 18701774.

It is an arithmetic number, because the mean of its divisors is an integer number (56105307).

Almost surely, 2^224421222 is an apocalyptic number.

224421222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224421222 is a wasteful number, since it uses less digits than its factorization.

224421222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37403542.

The product of its digits is 1024, while the sum is 21.

The square root of 224421222 is about 14980.6949772032. The cubic root of 224421222 is about 607.6982340081.

Adding to 224421222 its reverse (222124422), we get a palindrome (446545644).

It can be divided in two parts, 22 and 4421222, that added together give a palindrome (4421244).

The spelling of 224421222 in words is "two hundred twenty-four million, four hundred twenty-one thousand, two hundred twenty-two".