188116 has 12 divisors (see below), whose sum is σ = 332640. Its totient is φ = 93080.

The previous prime is 188107. The next prime is 188137. The reversal of 188116 is 611881.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345 + ... + 703.

It is an arithmetic number, because the mean of its divisors is an integer number (27720).

2¹⁸⁸¹¹⁶ is an apocalyptic number.

It is an amenable number.

188116 is a deficient number, since it is larger than the sum of its proper divisors (144524).

188116 is a wasteful number, since it uses less digits than its factorization.

188116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494 (or 492 counting only the distinct ones).

The product of its digits is 384, while the sum is 25.

The square root of 188116 is about 433.7234141708. The cubic root of 188116 is about 57.2983230760.

Adding to 188116 its reverse (611881), we get a palindrome (799997).

The spelling of 188116 in words is "one hundred eighty-eight thousand, one hundred sixteen".