9221409792 has 704 divisors, whose sum is σ = 33957273600. Its totient is φ = 2415329280.

The previous prime is 9221409733. The next prime is 9221409851. The reversal of 9221409792 is 2979041229.

It is an interprime number because it is at equal distance from previous prime (9221409733) and next prime (9221409851).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 173988838 + ... + 173988890.

Almost surely, 2^9221409792 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 9221409792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16978636800).

9221409792 is an abundant number, since it is smaller than the sum of its proper divisors (24735863808).

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

9221409792 is a wasteful number, since it uses less digits than its factorization.

9221409792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 9221409792 is about 96028.1718663851. The cubic root of 9221409792 is about 2097.0032685105.

The spelling of 9221409792 in words is "nine billion, two hundred twenty-one million, four hundred nine thousand, seven hundred ninety-two".