2204222 has 4 divisors (see below), whose sum is σ = 3306336. Its totient is φ = 1102110.

The previous prime is 2204221. The next prime is 2204243. The reversal of 2204222 is 2224022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2224022 = 2 ⋅1112011.

It is a junction number, because it is equal to n+sod(n) for n = 2204197 and 2204206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551054 + ... + 551057.

It is an arithmetic number, because the mean of its divisors is an integer number (826584).

2^2204222 is an apocalyptic number.

2204222 is a deficient number, since it is larger than the sum of its proper divisors (1102114).

2204222 is a wasteful number, since it uses less digits than its factorization.

2204222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102113.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 2204222 is about 1484.6622511534. The cubic root of 2204222 is about 130.1422899608.

Adding to 2204222 its reverse (2224022), we get a palindrome (4428244).

The spelling of 2204222 in words is "two million, two hundred four thousand, two hundred twenty-two".