9733938636 has 12 divisors (see below), whose sum is σ = 22712523512. Its totient is φ = 3244646208.

The previous prime is 9733938581. The next prime is 9733938637. The reversal of 9733938636 is 6368393379.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×9733938636² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9733938637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405580765 + ... + 405580788.

Almost surely, 2^9733938636 is an apocalyptic number.

It is an amenable number.

9733938636 is an abundant number, since it is smaller than the sum of its proper divisors (12978584876).

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

9733938636 is a wasteful number, since it uses less digits than its factorization.

9733938636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811161560 (or 811161558 counting only the distinct ones).

The product of its digits is 13226976, while the sum is 57.

The square root of 9733938636 is about 98660.7248909109. The cubic root of 9733938636 is about 2135.1556238722.

The spelling of 9733938636 in words is "nine billion, seven hundred thirty-three million, nine hundred thirty-eight thousand, six hundred thirty-six".