22048560 has 120 divisors (see below), whose sum is σ = 74977344. Its totient is φ = 5806080.

The previous prime is 22048549. The next prime is 22048589. The reversal of 22048560 is 6584022.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×22048560² = 972277996147200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81225 + ... + 81495.

Almost surely, 2^22048560 is an apocalyptic number.

22048560 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 22048560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37488672).

22048560 is an abundant number, since it is smaller than the sum of its proper divisors (52928784).

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

22048560 is a wasteful number, since it uses less digits than its factorization.

22048560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 22048560 is about 4695.5894198705. The cubic root of 22048560 is about 280.4099437324.

The spelling of 22048560 in words is "twenty-two million, forty-eight thousand, five hundred sixty".