844122 has 16 divisors (see below), whose sum is σ = 1697760. Its totient is φ = 279792.

The previous prime is 844121. The next prime is 844127. The reversal of 844122 is 221448.

844122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (844121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353 + ... + 1875.

It is an arithmetic number, because the mean of its divisors is an integer number (106110).

2⁸⁴⁴¹²² is an apocalyptic number.

844122 is an abundant number, since it is smaller than the sum of its proper divisors (853638).

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

844122 is a wasteful number, since it uses less digits than its factorization.

844122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797.

The product of its digits is 512, while the sum is 21.

The square root of 844122 is about 918.7611223817. The cubic root of 844122 is about 94.5079638315.

The spelling of 844122 in words is "eight hundred forty-four thousand, one hundred twenty-two".