13306560 has 112 divisors (see below), whose sum is σ = 43013376. Its totient is φ = 3484672.

The previous prime is 13306549. The next prime is 13306583. The reversal of 13306560 is 6560331.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13306560.

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, 79597 + ... + 79763.

It is an arithmetic number, because the mean of its divisors is an integer number (384048).

Almost surely, 2^13306560 is an apocalyptic number.

13306560 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 13306560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21506688).

13306560 is an abundant number, since it is smaller than the sum of its proper divisors (29706816).

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

13306560 is a wasteful number, since it uses less digits than its factorization.

13306560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 13306560 is about 3647.8157848225. The cubic root of 13306560 is about 236.9673974630.

Adding to 13306560 its reverse (6560331), we get a palindrome (19866891).

The spelling of 13306560 in words is "thirteen million, three hundred six thousand, five hundred sixty".