3686009136 has 40 divisors (see below), whose sum is σ = 9559273584. Its totient is φ = 1223884800.

The previous prime is 3686009123. The next prime is 3686009143. The reversal of 3686009136 is 6319006863.

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, 137065 + ... + 161736.

Almost surely, 2^3686009136 is an apocalyptic number.

It is an amenable number.

3686009136 is an abundant number, since it is smaller than the sum of its proper divisors (5873264448).

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

3686009136 is a wasteful number, since it uses less digits than its factorization.

3686009136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299069 (or 299063 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 3686009136 is about 60712.5121865337. The cubic root of 3686009136 is about 1544.7284163555.

The spelling of 3686009136 in words is "three billion, six hundred eighty-six million, nine thousand, one hundred thirty-six".