3686828 has 24 divisors (see below), whose sum is σ = 6862800. Its totient is φ = 1729728.

The previous prime is 3686801. The next prime is 3686833. The reversal of 3686828 is 8286863.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3863 + ... + 4721.

It is an arithmetic number, because the mean of its divisors is an integer number (285950).

Almost surely, 2^3686828 is an apocalyptic number.

It is an amenable number.

3686828 is a deficient number, since it is larger than the sum of its proper divisors (3175972).

3686828 is a wasteful number, since it uses less digits than its factorization.

3686828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929 (or 927 counting only the distinct ones).

The product of its digits is 110592, while the sum is 41.

The square root of 3686828 is about 1920.1114550984. Note that the first 3 decimals coincide. The cubic root of 3686828 is about 154.4842797410.

The spelling of 3686828 in words is "three million, six hundred eighty-six thousand, eight hundred twenty-eight".