3686837 has 8 divisors (see below), whose sum is σ = 4596672. Its totient is φ = 2872800.

The previous prime is 3686833. The next prime is 3686849. The reversal of 3686837 is 7386863.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3686837 - 2² = 3686833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3686794 and 3686803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3686833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23864 + ... + 24017.

It is an arithmetic number, because the mean of its divisors is an integer number (574584).

Almost surely, 2^3686837 is an apocalyptic number.

It is an amenable number.

3686837 is a deficient number, since it is larger than the sum of its proper divisors (909835).

3686837 is a wasteful number, since it uses less digits than its factorization.

3686837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47899.

The product of its digits is 145152, while the sum is 41.

The square root of 3686837 is about 1920.1137987109. The cubic root of 3686837 is about 154.4844054459.

The spelling of 3686837 in words is "three million, six hundred eighty-six thousand, eight hundred thirty-seven".