22059128 has 64 divisors (see below), whose sum is σ = 51495360. Its totient is φ = 8626176.

The previous prime is 22059113. The next prime is 22059131. The reversal of 22059128 is 82195022.

It is a self number, because there is not a number n which added to its sum of digits gives 22059128.

It is a congruent number.

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, 114200 + ... + 114392.

It is an arithmetic number, because the mean of its divisors is an integer number (804615).

Almost surely, 2^22059128 is an apocalyptic number.

22059128 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22059128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25747680).

22059128 is an abundant number, since it is smaller than the sum of its proper divisors (29436232).

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

22059128 is a wasteful number, since it uses less digits than its factorization.

22059128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 22059128 is about 4696.7145963961. The cubic root of 22059128 is about 280.4547372693.

The spelling of 22059128 in words is "twenty-two million, fifty-nine thousand, one hundred twenty-eight".