3678687 has 6 divisors (see below), whose sum is σ = 5313672. Its totient is φ = 2452452.

The previous prime is 3678683. The next prime is 3678713. The reversal of 3678687 is 7868763.

It is not a de Polignac number, because 3678687 - 2² = 3678683 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3678683) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 204363 + ... + 204380.

It is an arithmetic number, because the mean of its divisors is an integer number (885612).

Almost surely, 2^3678687 is an apocalyptic number.

3678687 is a deficient number, since it is larger than the sum of its proper divisors (1634985).

3678687 is a wasteful number, since it uses less digits than its factorization.

3678687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408749 (or 408746 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 3678687 is about 1917.9903545117. The cubic root of 3678687 is about 154.3704887578.

The spelling of 3678687 in words is "three million, six hundred seventy-eight thousand, six hundred eighty-seven".