9726165 has 36 divisors (see below), whose sum is σ = 17528004. Its totient is φ = 4988928.

The previous prime is 9726163. The next prime is 9726173. The reversal of 9726165 is 5616279.

It can be written as a sum of positive squares in 6 ways, for example, as 762129 + 8964036 = 873^2 + 2994^2 .

It is not a de Polignac number, because 9726165 - 2¹ = 9726163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9726161) 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 35 ways as a sum of consecutive naturals, for example, 37717 + ... + 37973.

It is an arithmetic number, because the mean of its divisors is an integer number (486889).

Almost surely, 2^9726165 is an apocalyptic number.

It is an amenable number.

9726165 is a deficient number, since it is larger than the sum of its proper divisors (7801839).

9726165 is a wasteful number, since it uses less digits than its factorization.

9726165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 294 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 9726165 is about 3118.6800092347. The cubic root of 9726165 is about 213.4587085838.

It can be divided in two parts, 97 and 26165, that added together give a palindrome (26262).

The spelling of 9726165 in words is "nine million, seven hundred twenty-six thousand, one hundred sixty-five".