3868684 has 6 divisors (see below), whose sum is σ = 6770204. Its totient is φ = 1934340.

The previous prime is 3868679. The next prime is 3868699. The reversal of 3868684 is 4868683.

It is a self number, because there is not a number n which added to its sum of digits gives 3868684.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483582 + ... + 483589.

Almost surely, 2^3868684 is an apocalyptic number.

It is an amenable number.

3868684 is a deficient number, since it is larger than the sum of its proper divisors (2901520).

3868684 is a wasteful number, since it uses less digits than its factorization.

3868684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967175 (or 967173 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 3868684 is about 1966.8970486530. The cubic root of 3868684 is about 156.9836487495.

Subtracting 3868684 from its reverse (4868683), we obtain a palindrome (999999).

The spelling of 3868684 in words is "three million, eight hundred sixty-eight thousand, six hundred eighty-four".