1844441222 has 16 divisors (see below), whose sum is σ = 2980435920. Its totient is φ = 851008032.

The previous prime is 1844441219. The next prime is 1844441227. The reversal of 1844441222 is 2221444481.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1844441227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87728 + ... + 106700.

It is an arithmetic number, because the mean of its divisors is an integer number (186277245).

Almost surely, 2^1844441222 is an apocalyptic number.

1844441222 is a deficient number, since it is larger than the sum of its proper divisors (1135994698).

1844441222 is a wasteful number, since it uses less digits than its factorization.

1844441222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22727.

The product of its digits is 16384, while the sum is 32.

The square root of 1844441222 is about 42946.9582392048. The cubic root of 1844441222 is about 1226.3702500185.

The spelling of 1844441222 in words is "one billion, eight hundred forty-four million, four hundred forty-one thousand, two hundred twenty-two".