3691693617 has 8 divisors (see below), whose sum is σ = 4929730080. Its totient is φ = 2457393120.

The previous prime is 3691693589. The next prime is 3691693619. The reversal of 3691693617 is 7163961963.

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

It is not a de Polignac number, because 3691693617 - 2¹⁰ = 3691692593 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 3691693617.

It is not an unprimeable number, because it can be changed into a prime (3691693619) 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, 931684 + ... + 935637.

It is an arithmetic number, because the mean of its divisors is an integer number (616216260).

Almost surely, 2^3691693617 is an apocalyptic number.

It is an amenable number.

3691693617 is a deficient number, since it is larger than the sum of its proper divisors (1238036463).

3691693617 is a wasteful number, since it uses less digits than its factorization.

3691693617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1867983.

The product of its digits is 1102248, while the sum is 51.

The square root of 3691693617 is about 60759.3088917246. The cubic root of 3691693617 is about 1545.5220903924.

The spelling of 3691693617 in words is "three billion, six hundred ninety-one million, six hundred ninety-three thousand, six hundred seventeen".