3687367685 has 8 divisors (see below), whose sum is σ = 4429725216. Its totient is φ = 2946638160.

The previous prime is 3687367681. The next prime is 3687367693. The reversal of 3687367685 is 5867637863.

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

It is not a de Polignac number, because 3687367685 - 2² = 3687367681 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 (3687367681) 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, 402011 + ... + 411080.

It is an arithmetic number, because the mean of its divisors is an integer number (553715652).

Almost surely, 2^3687367685 is an apocalyptic number.

It is an amenable number.

3687367685 is a deficient number, since it is larger than the sum of its proper divisors (742357531).

3687367685 is an equidigital number, since it uses as much as digits as its factorization.

3687367685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814003.

The product of its digits is 30481920, while the sum is 59.

The square root of 3687367685 is about 60723.6995332136. The cubic root of 3687367685 is about 1544.9181727556.

The spelling of 3687367685 in words is "three billion, six hundred eighty-seven million, three hundred sixty-seven thousand, six hundred eighty-five".