189110 has 8 divisors (see below), whose sum is σ = 340416. Its totient is φ = 75640.

The previous prime is 189067. The next prime is 189127. The reversal of 189110 is 11981.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

189110 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 3 ways as a sum of consecutive naturals, for example, 9446 + ... + 9465.

It is an arithmetic number, because the mean of its divisors is an integer number (42552).

2¹⁸⁹¹¹⁰ is an apocalyptic number.

189110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

189110 is a deficient number, since it is larger than the sum of its proper divisors (151306).

189110 is a wasteful number, since it uses less digits than its factorization.

189110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18918.

The product of its (nonzero) digits is 72, while the sum is 20.

The square root of 189110 is about 434.8677960024. The cubic root of 189110 is about 57.3990667858.

The spelling of 189110 in words is "one hundred eighty-nine thousand, one hundred ten".