2184816 has 40 divisors (see below), whose sum is σ = 5892480. Its totient is φ = 696256.

The previous prime is 2184811. The next prime is 2184827. The reversal of 2184816 is 6184812.

2184816 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2184811) 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, 115 + ... + 2093.

It is an arithmetic number, because the mean of its divisors is an integer number (147312).

2^2184816 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 2184816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2946240).

2184816 is an abundant number, since it is smaller than the sum of its proper divisors (3707664).

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

2184816 is a wasteful number, since it uses less digits than its factorization.

2184816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2013 (or 2007 counting only the distinct ones).

The product of its digits is 3072, while the sum is 30.

The square root of 2184816 is about 1478.1123096707. The cubic root of 2184816 is about 129.7592388015.

The spelling of 2184816 in words is "two million, one hundred eighty-four thousand, eight hundred sixteen".