9966593 has 16 divisors (see below), whose sum is σ = 12665856. Its totient is φ = 7629120.

The previous prime is 9966587. The next prime is 9966599. The reversal of 9966593 is 3956699.

It is an interprime number because it is at equal distance from previous prime (9966587) and next prime (9966599).

It is a cyclic number.

It is not a de Polignac number, because 9966593 - 2⁴ = 9966577 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9966599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1055 + ... + 4587.

It is an arithmetic number, because the mean of its divisors is an integer number (791616).

Almost surely, 2^9966593 is an apocalyptic number.

It is an amenable number.

9966593 is a deficient number, since it is larger than the sum of its proper divisors (2699263).

9966593 is a wasteful number, since it uses less digits than its factorization.

9966593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3584.

The product of its digits is 393660, while the sum is 47.

The square root of 9966593 is about 3156.9911308079. The cubic root of 9966593 is about 215.2032906841.

The spelling of 9966593 in words is "nine million, nine hundred sixty-six thousand, five hundred ninety-three".