11688256 has 28 divisors (see below), whose sum is σ = 23345140. Its totient is φ = 5806080.

The previous prime is 11688251. The next prime is 11688269. The reversal of 11688256 is 65288611.

It can be written as a sum of positive squares in 2 ways, for example, as 1345600 + 10342656 = 1160^2 + 3216^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11688251) 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, 11080 + ... + 12088.

It is an arithmetic number, because the mean of its divisors is an integer number (833755).

Almost surely, 2^11688256 is an apocalyptic number.

11688256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11688256 is a deficient number, since it is larger than the sum of its proper divisors (11656884).

11688256 is a wasteful number, since it uses less digits than its factorization.

11688256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202 (or 1192 counting only the distinct ones).

The product of its digits is 23040, while the sum is 37.

The square root of 11688256 is about 3418.8091493969. The cubic root of 11688256 is about 226.9428850983.

The spelling of 11688256 in words is "eleven million, six hundred eighty-eight thousand, two hundred fifty-six".