9669717 has 12 divisors (see below), whose sum is σ = 14096940. Its totient is φ = 6386688.

The previous prime is 9669713. The next prime is 9669739. The reversal of 9669717 is 7179669.

It can be written as a sum of positive squares in 2 ways, for example, as 5171076 + 4498641 = 2274^2 + 2121^2 .

It is not a de Polignac number, because 9669717 - 2² = 9669713 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9669713) 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 11 ways as a sum of consecutive naturals, for example, 3948 + ... + 5909.

It is an arithmetic number, because the mean of its divisors is an integer number (1174745).

Almost surely, 2^9669717 is an apocalyptic number.

It is an amenable number.

9669717 is a deficient number, since it is larger than the sum of its proper divisors (4427223).

9669717 is a wasteful number, since it uses less digits than its factorization.

9669717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9972 (or 9969 counting only the distinct ones).

The product of its digits is 142884, while the sum is 45.

The square root of 9669717 is about 3109.6168574279. The cubic root of 9669717 is about 213.0449551347.

The spelling of 9669717 in words is "nine million, six hundred sixty-nine thousand, seven hundred seventeen".