3686412 has 12 divisors (see below), whose sum is σ = 8601656. Its totient is φ = 1228800.

The previous prime is 3686411. The next prime is 3686447. The reversal of 3686412 is 2146863.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 3686412.

It is not an unprimeable number, because it can be changed into a prime (3686411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153589 + ... + 153612.

Almost surely, 2^3686412 is an apocalyptic number.

It is an amenable number.

3686412 is an abundant number, since it is smaller than the sum of its proper divisors (4915244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3686412 is a wasteful number, since it uses less digits than its factorization.

3686412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307208 (or 307206 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 3686412 is about 1920.0031249975. The cubic root of 3686412 is about 154.4784691564.

The spelling of 3686412 in words is "three million, six hundred eighty-six thousand, four hundred twelve".