224345222 has 4 divisors (see below), whose sum is σ = 336517836. Its totient is φ = 112172610.

The previous prime is 224345183. The next prime is 224345239. The reversal of 224345222 is 222543422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222543422 = 2 ⋅111271711.

It is a junction number, because it is equal to n+sod(n) for n = 224345191 and 224345200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56086304 + ... + 56086307.

It is an arithmetic number, because the mean of its divisors is an integer number (84129459).

Almost surely, 2^224345222 is an apocalyptic number.

224345222 is a deficient number, since it is larger than the sum of its proper divisors (112172614).

224345222 is a wasteful number, since it uses less digits than its factorization.

224345222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112172613.

The product of its digits is 7680, while the sum is 26.

The square root of 224345222 is about 14978.1581644740. The cubic root of 224345222 is about 607.6296274835.

Adding to 224345222 its reverse (222543422), we get a palindrome (446888644).

The spelling of 224345222 in words is "two hundred twenty-four million, three hundred forty-five thousand, two hundred twenty-two".