118386 has 12 divisors (see below), whose sum is σ = 256542. Its totient is φ = 39456.

The previous prime is 118373. The next prime is 118387. The reversal of 118386 is 683811.

It can be written as a sum of positive squares in only one way, i.e., 65025 + 53361 = 255^2 + 231^2 .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118387) by changing a digit.

118386 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3271 + ... + 3306.

118386 is a Friedman number, since it can be written as 18*(16+3^8), using all its digits and the basic arithmetic operations.

2¹¹⁸³⁸⁶ is an apocalyptic number.

118386 is an abundant number, since it is smaller than the sum of its proper divisors (138156).

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

118386 is a wasteful number, since it uses less digits than its factorization.

118386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6585 (or 6582 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 118386 is about 344.0726667435. The cubic root of 118386 is about 49.1021055644.

The spelling of 118386 in words is "one hundred eighteen thousand, three hundred eighty-six".