3688324685 has 8 divisors (see below), whose sum is σ = 4488327936. Its totient is φ = 2909100880.

The previous prime is 3688324681. The next prime is 3688324751. The reversal of 3688324685 is 5864238863.

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

It is not a de Polignac number, because 3688324685 - 2² = 3688324681 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 (3688324681) 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, 5194469 + ... + 5195178.

It is an arithmetic number, because the mean of its divisors is an integer number (561040992).

Almost surely, 2^3688324685 is an apocalyptic number.

It is an amenable number.

3688324685 is a deficient number, since it is larger than the sum of its proper divisors (800003251).

3688324685 is a wasteful number, since it uses less digits than its factorization.

3688324685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10389723.

The product of its digits is 6635520, while the sum is 53.

The square root of 3688324685 is about 60731.5789766741. The cubic root of 3688324685 is about 1545.0518145050.

The spelling of 3688324685 in words is "three billion, six hundred eighty-eight million, three hundred twenty-four thousand, six hundred eighty-five".