224312222 has 4 divisors (see below), whose sum is σ = 336468336. Its totient is φ = 112156110.

The previous prime is 224312219. The next prime is 224312227. The reversal of 224312222 is 222213422.

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

It is a junction number, because it is equal to n+sod(n) for n = 224312194 and 224312203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224312227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56078054 + ... + 56078057.

It is an arithmetic number, because the mean of its divisors is an integer number (84117084).

Almost surely, 2^224312222 is an apocalyptic number.

224312222 is a deficient number, since it is larger than the sum of its proper divisors (112156114).

224312222 is a wasteful number, since it uses less digits than its factorization.

224312222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112156113.

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

The square root of 224312222 is about 14977.0565198907. The cubic root of 224312222 is about 607.5998329838.

Adding to 224312222 its reverse (222213422), we get a palindrome (446525644).

The spelling of 224312222 in words is "two hundred twenty-four million, three hundred twelve thousand, two hundred twenty-two".