844113 has 16 divisors (see below), whose sum is σ = 1209600. Its totient is φ = 522000.

The previous prime is 844111. The next prime is 844117. The reversal of 844113 is 311448.

It is not a de Polignac number, because 844113 - 2¹ = 844111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 844113.

It is not an unprimeable number, because it can be changed into a prime (844111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3238 + ... + 3488.

It is an arithmetic number, because the mean of its divisors is an integer number (75600).

2⁸⁴⁴¹¹³ is an apocalyptic number.

It is an amenable number.

844113 is a deficient number, since it is larger than the sum of its proper divisors (365487).

844113 is a wasteful number, since it uses less digits than its factorization.

844113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332.

The product of its digits is 384, while the sum is 21.

The square root of 844113 is about 918.7562244687. The cubic root of 844113 is about 94.5076279501.

The spelling of 844113 in words is "eight hundred forty-four thousand, one hundred thirteen".