3681884 has 12 divisors (see below), whose sum is σ = 6468504. Its totient is φ = 1833744.

The previous prime is 3681871. The next prime is 3681889. The reversal of 3681884 is 4881863.

3681884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3681889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554 + ... + 2769.

It is an arithmetic number, because the mean of its divisors is an integer number (539042).

Almost surely, 2^3681884 is an apocalyptic number.

It is an amenable number.

3681884 is a deficient number, since it is larger than the sum of its proper divisors (2786620).

3681884 is a wasteful number, since it uses less digits than its factorization.

3681884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604 (or 3602 counting only the distinct ones).

The product of its digits is 36864, while the sum is 38.

The square root of 3681884 is about 1918.8235979370. The cubic root of 3681884 is about 154.4151948857.

The spelling of 3681884 in words is "three million, six hundred eighty-one thousand, eight hundred eighty-four".