3683994 has 8 divisors (see below), whose sum is σ = 7368000. Its totient is φ = 1227996.

The previous prime is 3683993. The next prime is 3684011. The reversal of 3683994 is 4993863.

3683994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

3683994 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3683993) 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, 306994 + ... + 307005.

It is an arithmetic number, because the mean of its divisors is an integer number (921000).

Almost surely, 2^3683994 is an apocalyptic number.

3683994 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.

3683994 is a wasteful number, since it uses less digits than its factorization.

3683994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614004.

The product of its digits is 139968, while the sum is 42.

The square root of 3683994 is about 1919.3733352321. The cubic root of 3683994 is about 154.4446864759. Note that the first 3 decimals are identical.

The spelling of 3683994 in words is "three million, six hundred eighty-three thousand, nine hundred ninety-four".