3686936357 has 8 divisors (see below), whose sum is σ = 4067390040. Its totient is φ = 3320317440.

The previous prime is 3686936333. The next prime is 3686936359. The reversal of 3686936357 is 7536396863.

It can be written as a sum of positive squares in 4 ways, for example, as 92813956 + 3594122401 = 9634^2 + 59951^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3686936357 - 2⁶ = 3686936293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3686936359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3458132 + ... + 3459197.

It is an arithmetic number, because the mean of its divisors is an integer number (508423755).

Almost surely, 2^3686936357 is an apocalyptic number.

It is an amenable number.

3686936357 is a deficient number, since it is larger than the sum of its proper divisors (380453683).

3686936357 is a wasteful number, since it uses less digits than its factorization.

3686936357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6917383.

The product of its digits is 14696640, while the sum is 56.

The square root of 3686936357 is about 60720.1478670795. The cubic root of 3686936357 is about 1544.8579317285.

The spelling of 3686936357 in words is "three billion, six hundred eighty-six million, nine hundred thirty-six thousand, three hundred fifty-seven".