2215222 has 8 divisors (see below), whose sum is σ = 3467376. Its totient is φ = 1059432.

The previous prime is 2215217. The next prime is 2215237. The reversal of 2215222 is 2225122.

2215222 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 d-powerful number, because it can be written as 2⁸ + 2¹⁴ + 1 + 5⁵ + 2¹⁵ + 2¹⁶ + 2²¹ .

It is a junction number, because it is equal to n+sod(n) for n = 2215196 and 2215205.

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, 24033 + ... + 24124.

It is an arithmetic number, because the mean of its divisors is an integer number (433422).

2^2215222 is an apocalyptic number.

2215222 is a deficient number, since it is larger than the sum of its proper divisors (1252154).

2215222 is a wasteful number, since it uses less digits than its factorization.

2215222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48182.

The product of its digits is 160, while the sum is 16.

The square root of 2215222 is about 1488.3621871037. The cubic root of 2215222 is about 130.3584191888.

The spelling of 2215222 in words is "two million, two hundred fifteen thousand, two hundred twenty-two".