3689699 has 8 divisors (see below), whose sum is σ = 4110960. Its totient is φ = 3288096.

The previous prime is 3689689. The next prime is 3689711. The reversal of 3689699 is 9969863.

3689699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3689699 - 2²⁰ = 2641123 is a prime.

It is a super-2 number, since 2×3689699² = 27227757421202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3689669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4517 + ... + 5270.

It is an arithmetic number, because the mean of its divisors is an integer number (513870).

Almost surely, 2^3689699 is an apocalyptic number.

3689699 is a deficient number, since it is larger than the sum of its proper divisors (421261).

3689699 is a wasteful number, since it uses less digits than its factorization.

3689699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9829.

The product of its digits is 629856, while the sum is 50.

The square root of 3689699 is about 1920.8589224615. The cubic root of 3689699 is about 154.5243692425.

The spelling of 3689699 in words is "three million, six hundred eighty-nine thousand, six hundred ninety-nine".