22089120 has 96 divisors (see below), whose sum is σ = 73700928. Its totient is φ = 5541888.

The previous prime is 22089113. The next prime is 22089121. The reversal of 22089120 is 2198022.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-3 number, since 3×22089120³ (a number of 23 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (22089121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6807 + ... + 9513.

It is an arithmetic number, because the mean of its divisors is an integer number (767718).

Almost surely, 2^22089120 is an apocalyptic number.

22089120 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 22089120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36850464).

22089120 is an abundant number, since it is smaller than the sum of its proper divisors (51611808).

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

22089120 is a wasteful number, since it uses less digits than its factorization.

22089120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2742 (or 2734 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 22089120 is about 4699.9063820463. The cubic root of 22089120 is about 280.5817835312.

The spelling of 22089120 in words is "twenty-two million, eighty-nine thousand, one hundred twenty".