13506568 has 32 divisors (see below), whose sum is σ = 28231200. Its totient is φ = 6020352.

The previous prime is 13506557. The next prime is 13506583. The reversal of 13506568 is 86560531.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30 + ... + 5197.

It is an arithmetic number, because the mean of its divisors is an integer number (882225).

Almost surely, 2^13506568 is an apocalyptic number.

It is an amenable number.

13506568 is an abundant number, since it is smaller than the sum of its proper divisors (14724632).

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

13506568 is a wasteful number, since it uses less digits than its factorization.

13506568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269 (or 5265 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 13506568 is about 3675.1282970803. The cubic root of 13506568 is about 238.1487665350.

The spelling of 13506568 in words is "thirteen million, five hundred six thousand, five hundred sixty-eight".