3686492 has 12 divisors (see below), whose sum is σ = 6588960. Its totient is φ = 1803936.

The previous prime is 3686483. The next prime is 3686503. The reversal of 3686492 is 2946863.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 3¹³ + 6⁷ + 8³ + 6⁸ + 4⁵ + 9 + 2¹⁷ .

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, 9617 + ... + 9992.

It is an arithmetic number, because the mean of its divisors is an integer number (549080).

Almost surely, 2^3686492 is an apocalyptic number.

It is an amenable number.

3686492 is a deficient number, since it is larger than the sum of its proper divisors (2902468).

3686492 is a wasteful number, since it uses less digits than its factorization.

3686492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19660 (or 19658 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 3686492 is about 1920.0239581839. The cubic root of 3686492 is about 154.4795866105.

The spelling of 3686492 in words is "three million, six hundred eighty-six thousand, four hundred ninety-two".