844412 has 12 divisors (see below), whose sum is σ = 1484280. Its totient is φ = 420336.

The previous prime is 844369. The next prime is 844421. The reversal of 844412 is 214448.

It is a congruent number.

It is an unprimeable number.

844412 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 1238 + ... + 1794.

It is an arithmetic number, because the mean of its divisors is an integer number (123690).

2⁸⁴⁴⁴¹² is an apocalyptic number.

It is an amenable number.

844412 is a deficient number, since it is larger than the sum of its proper divisors (639868).

844412 is a wasteful number, since it uses less digits than its factorization.

844412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940 (or 938 counting only the distinct ones).

The product of its digits is 1024, while the sum is 23.

The square root of 844412 is about 918.9189300477. The cubic root of 844412 is about 94.5187853998.

The spelling of 844412 in words is "eight hundred forty-four thousand, four hundred twelve".