224123222 has 4 divisors (see below), whose sum is σ = 336184836. Its totient is φ = 112061610.

The previous prime is 224123209. The next prime is 224123227. The reversal of 224123222 is 222321422.

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

It is a super-2 number, since 2×224123222² = 100462437279322568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 224123194 and 224123203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224123227) 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 as a sum of consecutive naturals, namely, 56030804 + ... + 56030807.

It is an arithmetic number, because the mean of its divisors is an integer number (84046209).

Almost surely, 2^224123222 is an apocalyptic number.

224123222 is a deficient number, since it is larger than the sum of its proper divisors (112061614).

224123222 is a wasteful number, since it uses less digits than its factorization.

224123222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112061613.

The product of its digits is 768, while the sum is 20.

The square root of 224123222 is about 14970.7455392175. The cubic root of 224123222 is about 607.4291354395.

Adding to 224123222 its reverse (222321422), we get a palindrome (446444644).

The spelling of 224123222 in words is "two hundred twenty-four million, one hundred twenty-three thousand, two hundred twenty-two".