2209222 has 8 divisors (see below), whose sum is σ = 3326472. Its totient is φ = 1100400.

The previous prime is 2209217. The next prime is 2209231. The reversal of 2209222 is 2229022.

2209222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2209222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1404 + ... + 2527.

It is an arithmetic number, because the mean of its divisors is an integer number (415809).

2^2209222 is an apocalyptic number.

2209222 is a deficient number, since it is larger than the sum of its proper divisors (1117250).

2209222 is a wasteful number, since it uses less digits than its factorization.

2209222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4214.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2209222 is about 1486.3451819816. The cubic root of 2209222 is about 130.2406194469.

The spelling of 2209222 in words is "two million, two hundred nine thousand, two hundred twenty-two".