9969699 has 8 divisors (see below), whose sum is σ = 13992640. Its totient is φ = 6296616.

The previous prime is 9969697. The next prime is 9969703.

9969699 is nontrivially palindromic in base 10.

9969699 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 9969699 - 2¹ = 9969697 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57), and also a Moran number because the ratio is a prime number: 174907 = 9969699 / (9 + 9 + 6 + 9 + 6 + 9 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9969697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87397 + ... + 87510.

It is an arithmetic number, because the mean of its divisors is an integer number (1749080).

Almost surely, 2^9969699 is an apocalyptic number.

9969699 is a deficient number, since it is larger than the sum of its proper divisors (4022941).

9969699 is a wasteful number, since it uses less digits than its factorization.

9969699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174929.

The product of its digits is 2125764, while the sum is 57.

The square root of 9969699 is about 3157.4830165814. The cubic root of 9969699 is about 215.2256437589.

The spelling of 9969699 in words is "nine million, nine hundred sixty-nine thousand, six hundred ninety-nine".