9699 has 8 divisors (see below), whose sum is σ = 13392. Its totient is φ = 6240.

The previous prime is 9697. The next prime is 9719. The reversal of 9699 is 9969.

9699 is digitally balanced in base 3, 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 not a de Polignac number, because 9699 - 2¹ = 9697 is a prime.

It is an Ulam number.

9699 is a modest number, since divided by 99 gives 96 as remainder.

It is not an unprimeable number, because it can be changed into a prime (9697) 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, 129 + ... + 189.

It is an arithmetic number, because the mean of its divisors is an integer number (1674).

2⁹⁶⁹⁹ is an apocalyptic number.

9699 is the 53-rd nonagonal number.

9699 is a deficient number, since it is larger than the sum of its proper divisors (3693).

9699 is a wasteful number, since it uses less digits than its factorization.

9699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117.

The product of its digits is 4374, while the sum is 33.

The square root of 9699 is about 98.4835011563. The cubic root of 9699 is about 21.3259794532.

The spelling of 9699 in words is "nine thousand, six hundred ninety-nine".