2203822 has 8 divisors (see below), whose sum is σ = 3312072. Its totient is φ = 1099800.

The previous prime is 2203811. The next prime is 2203843. The reversal of 2203822 is 2283022.

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 2203822.

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, 1297 + ... + 2467.

It is an arithmetic number, because the mean of its divisors is an integer number (414009).

2^2203822 is an apocalyptic number.

2203822 is a deficient number, since it is larger than the sum of its proper divisors (1108250).

2203822 is a wasteful number, since it uses less digits than its factorization.

2203822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2203822 is about 1484.5275342681. The cubic root of 2203822 is about 130.1344171807.

Adding to 2203822 its reverse (2283022), we get a palindrome (4486844).

It can be divided in two parts, 2203 and 822, that added together give a square (3025 = 55²).

The spelling of 2203822 in words is "two million, two hundred three thousand, eight hundred twenty-two".