2205822 has 8 divisors (see below), whose sum is σ = 4411656. Its totient is φ = 735272.

The previous prime is 2205803. The next prime is 2205823. The reversal of 2205822 is 2285022.

2205822 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.

2205822 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2205823) by changing a digit.

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, 183813 + ... + 183824.

It is an arithmetic number, because the mean of its divisors is an integer number (551457).

2^2205822 is an apocalyptic number.

2205822 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2205822 is a wasteful number, since it uses less digits than its factorization.

2205822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367642.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2205822 is about 1485.2009964985. The cubic root of 2205822 is about 130.1737715601.

The spelling of 2205822 in words is "two million, two hundred five thousand, eight hundred twenty-two".