2204226 has 16 divisors (see below), whose sum is σ = 4898400. Its totient is φ = 734724.

The previous prime is 2204221. The next prime is 2204243. The reversal of 2204226 is 6224022.

It is a happy number.

It is a super-2 number, since 2×2204226² = 9717224518152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a d-powerful number, because it can be written as 2 + 2⁸ + 0 + 4³ + 2¹⁸ + 2¹⁸ + 6⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 2204199 and 2204208.

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

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20356 + ... + 20463.

It is an arithmetic number, because the mean of its divisors is an integer number (306150).

2^2204226 is an apocalyptic number.

2204226 is an abundant number, since it is smaller than the sum of its proper divisors (2694174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2204226 is a wasteful number, since it uses less digits than its factorization.

2204226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40830 (or 40824 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2204226 is about 1484.6635982606. The cubic root of 2204226 is about 130.1423686837.

Adding to 2204226 its reverse (6224022), we get a palindrome (8428248).

The spelling of 2204226 in words is "two million, two hundred four thousand, two hundred twenty-six".