9334636920 has 576 divisors, whose sum is σ = 37886883840. Its totient is φ = 1950220800.

The previous prime is 9334636903. The next prime is 9334636921. The reversal of 9334636920 is 296364339.

9334636920 is a `hidden beast` number, since 9 + 3 + 3 + 4 + 636 + 9 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9334636921) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 28201155 + ... + 28201485.

It is an arithmetic number, because the mean of its divisors is an integer number (65775840).

Almost surely, 2^9334636920 is an apocalyptic number.

9334636920 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9334636920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18943441920).

9334636920 is an abundant number, since it is smaller than the sum of its proper divisors (28552246920).

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

9334636920 is a wasteful number, since it uses less digits than its factorization.

9334636920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 398 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 45.

The square root of 9334636920 is about 96615.9247743352. The cubic root of 9334636920 is about 2105.5512175383.

The spelling of 9334636920 in words is "nine billion, three hundred thirty-four million, six hundred thirty-six thousand, nine hundred twenty".