118688 has 12 divisors (see below), whose sum is σ = 233730. Its totient is φ = 59328.

The previous prime is 118687. The next prime is 118691. The reversal of 118688 is 886811.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 110224 + 8464 = 332^2 + 92^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 3709 = 118688 / (1 + 1 + 8 + 6 + 8 + 8).

It is not an unprimeable number, because it can be changed into a prime (118681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1823 + ... + 1886.

2¹¹⁸⁶⁸⁸ is an apocalyptic number.

It is an amenable number.

118688 is a deficient number, since it is larger than the sum of its proper divisors (115042).

118688 is an equidigital number, since it uses as much as digits as its factorization.

118688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719 (or 3711 counting only the distinct ones).

The product of its digits is 3072, while the sum is 32.

The square root of 118688 is about 344.5112480022. The cubic root of 118688 is about 49.1438228969.

The spelling of 118688 in words is "one hundred eighteen thousand, six hundred eighty-eight".