3686085307 has 4 divisors (see below), whose sum is σ = 3687532816. Its totient is φ = 3684637800.

The previous prime is 3686085283. The next prime is 3686085313. The reversal of 3686085307 is 7035806863.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3686085307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3686685307) 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, 719928 + ... + 725029.

It is an arithmetic number, because the mean of its divisors is an integer number (921883204).

Almost surely, 2^3686085307 is an apocalyptic number.

3686085307 is a deficient number, since it is larger than the sum of its proper divisors (1447509).

3686085307 is a wasteful number, since it uses less digits than its factorization.

3686085307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447508.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 3686085307 is about 60713.1394922055. The cubic root of 3686085307 is about 1544.7390568336.

The spelling of 3686085307 in words is "three billion, six hundred eighty-six million, eighty-five thousand, three hundred seven".