3686458 has 16 divisors (see below), whose sum is σ = 5865984. Its totient is φ = 1734480.

The previous prime is 3686447. The next prime is 3686477. The reversal of 3686458 is 8546863.

It is a self number, because there is not a number n which added to its sum of digits gives 3686458.

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, 1491 + ... + 3097.

It is an arithmetic number, because the mean of its divisors is an integer number (366624).

Almost surely, 2^3686458 is an apocalyptic number.

3686458 is a deficient number, since it is larger than the sum of its proper divisors (2179526).

3686458 is a wasteful number, since it uses less digits than its factorization.

3686458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1677.

The product of its digits is 138240, while the sum is 40.

The square root of 3686458 is about 1920.0151041073. The cubic root of 3686458 is about 154.4791116945.

The spelling of 3686458 in words is "three million, six hundred eighty-six thousand, four hundred fifty-eight".