3686775 has 12 divisors (see below), whose sum is σ = 6095592. Its totient is φ = 1966240.

The previous prime is 3686747. The next prime is 3686797. The reversal of 3686775 is 5776863.

3686775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3686775 - 2⁵ = 3686743 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 24504 + ... + 24653.

It is an arithmetic number, because the mean of its divisors is an integer number (507966).

Almost surely, 2^3686775 is an apocalyptic number.

3686775 is a deficient number, since it is larger than the sum of its proper divisors (2408817).

3686775 is a wasteful number, since it uses less digits than its factorization.

3686775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49170 (or 49165 counting only the distinct ones).

The product of its digits is 211680, while the sum is 42.

The square root of 3686775 is about 1920.0976537666. The cubic root of 3686775 is about 154.4835394744.

The spelling of 3686775 in words is "three million, six hundred eighty-six thousand, seven hundred seventy-five".