9660393 has 12 divisors (see below), whose sum is σ = 14435460. Its totient is φ = 6218016.

The previous prime is 9660383. The next prime is 9660397. The reversal of 9660393 is 3930669.

It can be written as a sum of positive squares in 2 ways, for example, as 4981824 + 4678569 = 2232^2 + 2163^2 .

It is not a de Polignac number, because 9660393 - 2⁴ = 9660377 is a prime.

It is a Curzon number.

9660393 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9660397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18246 + ... + 18767.

It is an arithmetic number, because the mean of its divisors is an integer number (1202955).

Almost surely, 2^9660393 is an apocalyptic number.

It is an amenable number.

9660393 is a deficient number, since it is larger than the sum of its proper divisors (4775067).

9660393 is a wasteful number, since it uses less digits than its factorization.

9660393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37048 (or 37045 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 36.

The square root of 9660393 is about 3108.1172757797. The cubic root of 9660393 is about 212.9764570950.

The spelling of 9660393 in words is "nine million, six hundred sixty thousand, three hundred ninety-three".