22110432 has 48 divisors (see below), whose sum is σ = 58600080. Its totient is φ = 7299072.

The previous prime is 22110419. The next prime is 22110443. The reversal of 22110432 is 23401122.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9408 + ... + 11520.

It is an arithmetic number, because the mean of its divisors is an integer number (1220835).

Almost surely, 2^22110432 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 22110432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29300040).

22110432 is an abundant number, since it is smaller than the sum of its proper divisors (36489648).

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

22110432 is a wasteful number, since it uses less digits than its factorization.

22110432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235 (or 2227 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 22110432 is about 4702.1731146354. The cubic root of 22110432 is about 280.6719913933.

Adding to 22110432 its reverse (23401122), we get a palindrome (45511554).

The spelling of 22110432 in words is "twenty-two million, one hundred ten thousand, four hundred thirty-two".