9663964 has 12 divisors (see below), whose sum is σ = 17199000. Its totient is φ = 4749968.

The previous prime is 9663961. The next prime is 9663977. The reversal of 9663964 is 4693669.

It is a self number, because there is not a number n which added to its sum of digits gives 9663964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9663961) 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, 20239 + ... + 20710.

It is an arithmetic number, because the mean of its divisors is an integer number (1433250).

Almost surely, 2^9663964 is an apocalyptic number.

It is an amenable number.

9663964 is a deficient number, since it is larger than the sum of its proper divisors (7535036).

9663964 is a wasteful number, since it uses less digits than its factorization.

9663964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41012 (or 41010 counting only the distinct ones).

The product of its digits is 209952, while the sum is 43.

The square root of 9663964 is about 3108.6916862243. The cubic root of 9663964 is about 213.0026963738.

The spelling of 9663964 in words is "nine million, six hundred sixty-three thousand, nine hundred sixty-four".