9213573366 has 64 divisors (see below), whose sum is σ = 21681676800. Its totient is φ = 2892073248.

The previous prime is 9213573353. The next prime is 9213573367. The reversal of 9213573366 is 6633753129.

9213573366 is a `hidden beast` number, since 9 + 2 + 13 + 573 + 3 + 66 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9213573367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144456 + ... + 198228.

It is an arithmetic number, because the mean of its divisors is an integer number (338776200).

Almost surely, 2^9213573366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9213573366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10840838400).

9213573366 is an abundant number, since it is smaller than the sum of its proper divisors (12468103434).

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

9213573366 is a wasteful number, since it uses less digits than its factorization.

9213573366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53970 (or 53964 counting only the distinct ones).

The product of its digits is 612360, while the sum is 45.

The square root of 9213573366 is about 95987.3604491758. The cubic root of 9213573366 is about 2096.4090835839.

The spelling of 9213573366 in words is "nine billion, two hundred thirteen million, five hundred seventy-three thousand, three hundred sixty-six".