3688887707 has 4 divisors (see below), whose sum is σ = 3702914160. Its totient is φ = 3674861256.

The previous prime is 3688887701. The next prime is 3688887743. The reversal of 3688887707 is 7077888863.

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

It is a cyclic number.

It is not a de Polignac number, because 3688887707 - 2¹⁰ = 3688886683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3688887707.

It is not an unprimeable number, because it can be changed into a prime (3688887701) 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, 7012832 + ... + 7013357.

It is an arithmetic number, because the mean of its divisors is an integer number (925728540).

Almost surely, 2^3688887707 is an apocalyptic number.

3688887707 is a deficient number, since it is larger than the sum of its proper divisors (14026453).

3688887707 is a wasteful number, since it uses less digits than its factorization.

3688887707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14026452.

The product of its (nonzero) digits is 25288704, while the sum is 62.

The square root of 3688887707 is about 60736.2141312743. The cubic root of 3688887707 is about 1545.1304277849.

The spelling of 3688887707 in words is "three billion, six hundred eighty-eight million, eight hundred eighty-seven thousand, seven hundred seven".