2116844 has 12 divisors (see below), whose sum is σ = 3804864. Its totient is φ = 1029744.

The previous prime is 2116837. The next prime is 2116867. The reversal of 2116844 is 4486112.

2116844 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7004 + ... + 7299.

It is an arithmetic number, because the mean of its divisors is an integer number (317072).

2^2116844 is an apocalyptic number.

It is an amenable number.

2116844 is a deficient number, since it is larger than the sum of its proper divisors (1688020).

2116844 is a wasteful number, since it uses less digits than its factorization.

2116844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14344 (or 14342 counting only the distinct ones).

The product of its digits is 1536, while the sum is 26.

The square root of 2116844 is about 1454.9377993578. The cubic root of 2116844 is about 128.3993872960.

It can be divided in two parts, 21168 and 44, that added together give a palindrome (21212).

The spelling of 2116844 in words is "two million, one hundred sixteen thousand, eight hundred forty-four".