9996636 has 24 divisors (see below), whose sum is σ = 25120144. Its totient is φ = 3075840.

The previous prime is 9996631. The next prime is 9996647. The reversal of 9996636 is 6366999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9996631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31885 + ... + 32196.

Almost surely, 2^9996636 is an apocalyptic number.

It is an amenable number.

9996636 is an abundant number, since it is smaller than the sum of its proper divisors (15123508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9996636 is a wasteful number, since it uses less digits than its factorization.

9996636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64101 (or 64099 counting only the distinct ones).

The product of its digits is 472392, while the sum is 48.

The square root of 9996636 is about 3161.7457203260. The cubic root of 9996636 is about 215.4193078994.

The spelling of 9996636 in words is "nine million, nine hundred ninety-six thousand, six hundred thirty-six".