22510560 has 96 divisors (see below), whose sum is σ = 74027520. Its totient is φ = 5739008.

The previous prime is 22510559. The next prime is 22510591. The reversal of 22510560 is 6501522.

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

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, 10021 + ... + 12059.

It is an arithmetic number, because the mean of its divisors is an integer number (771120).

Almost surely, 2^22510560 is an apocalyptic number.

22510560 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 22510560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37013760).

22510560 is an abundant number, since it is smaller than the sum of its proper divisors (51516960).

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

22510560 is a wasteful number, since it uses less digits than its factorization.

22510560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080 (or 2072 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 22510560 is about 4744.5294814133. The cubic root of 22510560 is about 282.3549677142.

The spelling of 22510560 in words is "twenty-two million, five hundred ten thousand, five hundred sixty".