9044220000 has 240 divisors, whose sum is σ = 29824103232. Its totient is φ = 2399040000.

The previous prime is 9044219969. The next prime is 9044220007. The reversal of 9044220000 is 224409.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9044220007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 18419755 + ... + 18420245.

Almost surely, 2^9044220000 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 9044220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14912051616).

9044220000 is an abundant number, since it is smaller than the sum of its proper divisors (20779883232).

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

9044220000 is a wasteful number, since it uses less digits than its factorization.

9044220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831 (or 808 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 9044220000 is about 95101.1040945372. The cubic root of 9044220000 is about 2083.4849738511.

Adding to 9044220000 its reverse (224409), we get a palindrome (9044444409).

The spelling of 9044220000 in words is "nine billion, forty-four million, two hundred twenty thousand".