11839568 has 20 divisors (see below), whose sum is σ = 24704148. Its totient is φ = 5464320.

The previous prime is 11839567. The next prime is 11839571. The reversal of 11839568 is 86593811.

It can be written as a sum of positive squares in 2 ways, for example, as 6512704 + 5326864 = 2552^2 + 2308^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11839561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28253 + ... + 28668.

Almost surely, 2^11839568 is an apocalyptic number.

It is an amenable number.

11839568 is an abundant number, since it is smaller than the sum of its proper divisors (12864580).

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

11839568 is a wasteful number, since it uses less digits than its factorization.

11839568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56942 (or 56936 counting only the distinct ones).

The product of its digits is 51840, while the sum is 41.

The square root of 11839568 is about 3440.8673325195. The cubic root of 11839568 is about 227.9179965691.

The spelling of 11839568 in words is "eleven million, eight hundred thirty-nine thousand, five hundred sixty-eight".