2116184 has 64 divisors (see below), whose sum is σ = 4976640. Its totient is φ = 823680.

The previous prime is 2116183. The next prime is 2116187. The reversal of 2116184 is 4816112.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39902 + ... + 39954.

It is an arithmetic number, because the mean of its divisors is an integer number (77760).

2^2116184 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2116184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2488320).

2116184 is an abundant number, since it is smaller than the sum of its proper divisors (2860456).

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

2116184 is a wasteful number, since it uses less digits than its factorization.

2116184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120 (or 116 counting only the distinct ones).

The product of its digits is 384, while the sum is 23.

The square root of 2116184 is about 1454.7109678558. The cubic root of 2116184 is about 128.3860415787.

The spelling of 2116184 in words is "two million, one hundred sixteen thousand, one hundred eighty-four".