3681683 has 2 divisors, whose sum is σ = 3681684. Its totient is φ = 3681682.

The previous prime is 3681619. The next prime is 3681697. The reversal of 3681683 is 3861863.

It is a happy number.

3681683 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (3861863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3681683 - 2⁶ = 3681619 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3681283) 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 as a sum of consecutive naturals, namely, 1840841 + 1840842.

It is an arithmetic number, because the mean of its divisors is an integer number (1840842).

Almost surely, 2^3681683 is an apocalyptic number.

3681683 is a deficient number, since it is larger than the sum of its proper divisors (1).

3681683 is an equidigital number, since it uses as much as digits as its factorization.

3681683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The square root of 3681683 is about 1918.7712213810. The cubic root of 3681683 is about 154.4123849095.

The spelling of 3681683 in words is "three million, six hundred eighty-one thousand, six hundred eighty-three".