188150 has 24 divisors (see below), whose sum is σ = 361584. Its totient is φ = 72800.

The previous prime is 188147. The next prime is 188159. The reversal of 188150 is 51881.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 188150.

It is not an unprimeable number, because it can be changed into a prime (188159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2615 + ... + 2685.

It is an arithmetic number, because the mean of its divisors is an integer number (15066).

2¹⁸⁸¹⁵⁰ is an apocalyptic number.

188150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

188150 is a deficient number, since it is larger than the sum of its proper divisors (173434).

188150 is a wasteful number, since it uses less digits than its factorization.

188150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 131 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 23.

The square root of 188150 is about 433.7626078859. The cubic root of 188150 is about 57.3017748923.

The spelling of 188150 in words is "one hundred eighty-eight thousand, one hundred fifty".