9665941 has 4 divisors (see below), whose sum is σ = 9673984. Its totient is φ = 9657900.

The previous prime is 9665939. The next prime is 9665947. The reversal of 9665941 is 1495669.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9665941 - 2¹ = 9665939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9665894 and 9665903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9665947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1815 + ... + 4756.

It is an arithmetic number, because the mean of its divisors is an integer number (2418496).

Almost surely, 2^9665941 is an apocalyptic number.

It is an amenable number.

9665941 is a deficient number, since it is larger than the sum of its proper divisors (8043).

9665941 is a wasteful number, since it uses less digits than its factorization.

9665941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8042.

The product of its digits is 58320, while the sum is 40.

The square root of 9665941 is about 3109.0096493900. The cubic root of 9665941 is about 213.0172203524.

It can be divided in two parts, 96 and 65941, that multiplied together give a palindrome (6330336).

The spelling of 9665941 in words is "nine million, six hundred sixty-five thousand, nine hundred forty-one".