9666365 has 16 divisors (see below), whose sum is σ = 12092976. Its totient is φ = 7411200.

The previous prime is 9666347. The next prime is 9666373. The reversal of 9666365 is 5636669.

It can be written as a sum of positive squares in 8 ways, for example, as 6120676 + 3545689 = 2474^2 + 1883^2 .

It is not a de Polignac number, because 9666365 - 2⁶ = 9666301 is a prime.

It is a super-2 number, since 2×9666365² = 186877224626450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12119 + ... + 12891.

It is an arithmetic number, because the mean of its divisors is an integer number (755811).

Almost surely, 2^9666365 is an apocalyptic number.

It is an amenable number.

9666365 is a deficient number, since it is larger than the sum of its proper divisors (2426611).

9666365 is a wasteful number, since it uses less digits than its factorization.

9666365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880.

The product of its digits is 174960, while the sum is 41.

The square root of 9666365 is about 3109.0778375589. The cubic root of 9666365 is about 213.0203349994.

The spelling of 9666365 in words is "nine million, six hundred sixty-six thousand, three hundred sixty-five".