9663969 has 8 divisors (see below), whose sum is σ = 14726080. Its totient is φ = 5522256.

The previous prime is 9663961. The next prime is 9663977. The reversal of 9663969 is 9693669.

9663969 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9663961) and next prime (9663977).

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

It is not a de Polignac number, because 9663969 - 2³ = 9663961 is a prime.

It is a super-2 number, since 2×9663969² = 186784593665922, which contains 22 as substring.

It is a Duffinian number.

9663969 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9663961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230074 + ... + 230115.

It is an arithmetic number, because the mean of its divisors is an integer number (1840760).

Almost surely, 2^9663969 is an apocalyptic number.

It is an amenable number.

9663969 is a deficient number, since it is larger than the sum of its proper divisors (5062111).

9663969 is a wasteful number, since it uses less digits than its factorization.

9663969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460199.

The product of its digits is 472392, while the sum is 48.

The square root of 9663969 is about 3108.6924904210. The cubic root of 9663969 is about 213.0027331087.

The spelling of 9663969 in words is "nine million, six hundred sixty-three thousand, nine hundred sixty-nine".