3683864 has 16 divisors (see below), whose sum is σ = 7207920. Its totient is φ = 1761760.

The previous prime is 3683839. The next prime is 3683879. The reversal of 3683864 is 4683863.

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, 9827 + ... + 10194.

It is an arithmetic number, because the mean of its divisors is an integer number (450495).

Almost surely, 2^3683864 is an apocalyptic number.

It is an amenable number.

3683864 is a deficient number, since it is larger than the sum of its proper divisors (3524056).

3683864 is a wasteful number, since it uses less digits than its factorization.

3683864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20050 (or 20046 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 3683864 is about 1919.3394697135. The cubic root of 3683864 is about 154.4428697840.

Subtracting 3683864 from its reverse (4683863), we obtain a palindrome (999999).

The spelling of 3683864 in words is "three million, six hundred eighty-three thousand, eight hundred sixty-four".