1822204 has 18 divisors (see below), whose sum is σ = 3280592. Its totient is φ = 885600.

The previous prime is 1822189. The next prime is 1822207. The reversal of 1822204 is 4022281.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1822207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6589 + ... + 6859.

2^1822204 is an apocalyptic number.

It is an amenable number.

1822204 is a deficient number, since it is larger than the sum of its proper divisors (1458388).

1822204 is a wasteful number, since it uses less digits than its factorization.

1822204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1822204 is about 1349.8903659187. The cubic root of 1822204 is about 122.1421794866.

Adding to 1822204 its reverse (4022281), we get a palindrome (5844485).

It can be divided in two parts, 18 and 22204, that added together give a palindrome (22222).

The spelling of 1822204 in words is "one million, eight hundred twenty-two thousand, two hundred four".