22059180 has 144 divisors (see below), whose sum is σ = 78702624. Its totient is φ = 4930560.

The previous prime is 22059151. The next prime is 22059187. The reversal of 22059180 is 8195022.

It is not an unprimeable number, because it can be changed into a prime (22059187) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25312 + ... + 26168.

It is an arithmetic number, because the mean of its divisors is an integer number (546546).

Almost surely, 2^22059180 is an apocalyptic number.

22059180 is a gapful number since it is divisible by the number (20) 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 22059180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39351312).

22059180 is an abundant number, since it is smaller than the sum of its proper divisors (56643444).

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

22059180 is a wasteful number, since it uses less digits than its factorization.

22059180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896 (or 891 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 22059180 is about 4696.7201321773. The cubic root of 22059180 is about 280.4549576412.

The spelling of 22059180 in words is "twenty-two million, fifty-nine thousand, one hundred eighty".