9936385236 has 192 divisors, whose sum is σ = 28178841600. Its totient is φ = 3016310400.

The previous prime is 9936385223. The next prime is 9936385247. The reversal of 9936385236 is 6325836399.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11513341 + ... + 11514203.

It is an arithmetic number, because the mean of its divisors is an integer number (146764800).

Almost surely, 2^9936385236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9936385236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14089420800).

9936385236 is an abundant number, since it is smaller than the sum of its proper divisors (18242456364).

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

9936385236 is a wasteful number, since it uses less digits than its factorization.

9936385236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107 (or 1099 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 54.

The square root of 9936385236 is about 99681.4187098077. The cubic root of 9936385236 is about 2149.8565064500.

The spelling of 9936385236 in words is "nine billion, nine hundred thirty-six million, three hundred eighty-five thousand, two hundred thirty-six".