2081884 has 12 divisors (see below), whose sum is σ = 4163824. Its totient is φ = 892224.

The previous prime is 2081873. The next prime is 2081897. The reversal of 2081884 is 4881802.

2081884 is an admirable number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 37149 + ... + 37204.

2^2081884 is an apocalyptic number.

It is an amenable number.

2081884 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2081884 is a wasteful number, since it uses less digits than its factorization.

2081884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74364 (or 74362 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 31.

The square root of 2081884 is about 1442.8735218307. The cubic root of 2081884 is about 127.6886148535.

It can be divided in two parts, 20818 and 84, that added together give a palindrome (20902).

The spelling of 2081884 in words is "two million, eighty-one thousand, eight hundred eighty-four".