4122223 has 6 divisors (see below), whose sum is σ = 4795296. Its totient is φ = 3533292.

The previous prime is 4122187. The next prime is 4122227. The reversal of 4122223 is 3222214.

It is a de Polignac number, because none of the positive numbers 2^k-4122223 is a prime.

It is a Duffinian number.

4122223 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4122197 and 4122206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4122227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42015 + ... + 42112.

It is an arithmetic number, because the mean of its divisors is an integer number (799216).

Almost surely, 2^4122223 is an apocalyptic number.

4122223 is a deficient number, since it is larger than the sum of its proper divisors (673073).

4122223 is an equidigital number, since it uses as much as digits as its factorization.

4122223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84141 (or 84134 counting only the distinct ones).

The product of its digits is 192, while the sum is 16.

The square root of 4122223 is about 2030.3258359190. The cubic root of 4122223 is about 160.3407192375.

Adding to 4122223 its reverse (3222214), we get a palindrome (7344437).

Subtracting from 4122223 its reverse (3222214), we obtain a palindrome (900009).

The spelling of 4122223 in words is "four million, one hundred twenty-two thousand, two hundred twenty-three".