4228222 has 8 divisors (see below), whose sum is σ = 6676200. Its totient is φ = 2002824.

The previous prime is 4228199. The next prime is 4228243. The reversal of 4228222 is 2228224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4228222² = 35755722562568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4228193 and 4228202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55597 + ... + 55672.

It is an arithmetic number, because the mean of its divisors is an integer number (834525).

Almost surely, 2^4228222 is an apocalyptic number.

4228222 is a deficient number, since it is larger than the sum of its proper divisors (2447978).

4228222 is a wasteful number, since it uses less digits than its factorization.

4228222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111290.

The product of its digits is 1024, while the sum is 22.

The square root of 4228222 is about 2056.2640880976. The cubic root of 4228222 is about 161.7034405782.

The spelling of 4228222 in words is "four million, two hundred twenty-eight thousand, two hundred twenty-two".