3686123 has 6 divisors (see below), whose sum is σ = 4287996. Its totient is φ = 3159492.

The previous prime is 3686119. The next prime is 3686131. The reversal of 3686123 is 3216863.

It is not a de Polignac number, because 3686123 - 2² = 3686119 is a prime.

It is a super-2 number, since 2×3686123² = 27175005542258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3686153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37565 + ... + 37662.

It is an arithmetic number, because the mean of its divisors is an integer number (714666).

Almost surely, 2^3686123 is an apocalyptic number.

3686123 is a deficient number, since it is larger than the sum of its proper divisors (601873).

3686123 is an equidigital number, since it uses as much as digits as its factorization.

3686123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75241 (or 75234 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 3686123 is about 1919.9278632282. The cubic root of 3686123 is about 154.4744322189.

The spelling of 3686123 in words is "three million, six hundred eighty-six thousand, one hundred twenty-three".