9665349 has 4 divisors (see below), whose sum is σ = 12887136. Its totient is φ = 6443564.

The previous prime is 9665339. The next prime is 9665363. The reversal of 9665349 is 9435669.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9435669 = 3 ⋅3145223.

It is a cyclic number.

It is not a de Polignac number, because 9665349 - 2¹¹ = 9663301 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9665349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9665309) 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 3 ways as a sum of consecutive naturals, for example, 1610889 + ... + 1610894.

It is an arithmetic number, because the mean of its divisors is an integer number (3221784).

Almost surely, 2^9665349 is an apocalyptic number.

It is an amenable number.

9665349 is a deficient number, since it is larger than the sum of its proper divisors (3221787).

9665349 is a wasteful number, since it uses less digits than its factorization.

9665349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221786.

The product of its digits is 174960, while the sum is 42.

The square root of 9665349 is about 3108.9144407655. The cubic root of 9665349 is about 213.0128714477.

The spelling of 9665349 in words is "nine million, six hundred sixty-five thousand, three hundred forty-nine".