22304022032 has 80 divisors (see below), whose sum is σ = 47390203440. Its totient is φ = 10122018816.

The previous prime is 22304022019. The next prime is 22304022071. The reversal of 22304022032 is 23022040322.

It can be written as a sum of positive squares in 8 ways, for example, as 161391616 + 22142630416 = 12704^2 + 148804^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22304021995 and 22304022013.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12722468 + ... + 12724220.

It is an arithmetic number, because the mean of its divisors is an integer number (592377543).

Almost surely, 2^22304022032 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 22304022032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23695101720).

22304022032 is an abundant number, since it is smaller than the sum of its proper divisors (25086181408).

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

22304022032 is a wasteful number, since it uses less digits than its factorization.

22304022032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3420 (or 3414 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 22304022032 its reverse (23022040322), we get a palindrome (45326062354).

The spelling of 22304022032 in words is "twenty-two billion, three hundred four million, twenty-two thousand, thirty-two".