11240560 has 80 divisors (see below), whose sum is σ = 28123200. Its totient is φ = 4167680.

The previous prime is 11240557. The next prime is 11240561. The reversal of 11240560 is 6504211.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×11240560² = 252700378227200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11240561) 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, 75366 + ... + 75514.

It is an arithmetic number, because the mean of its divisors is an integer number (351540).

Almost surely, 2^11240560 is an apocalyptic number.

11240560 is a gapful number since it is divisible by the number (10) 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 11240560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14061600).

11240560 is an abundant number, since it is smaller than the sum of its proper divisors (16882640).

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

11240560 is a wasteful number, since it uses less digits than its factorization.

11240560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 11240560 is about 3352.6944388059. The cubic root of 11240560 is about 224.0075465145.

Adding to 11240560 its reverse (6504211), we get a palindrome (17744771).

The spelling of 11240560 in words is "eleven million, two hundred forty thousand, five hundred sixty".