194166 has 48 divisors (see below), whose sum is σ = 509184. Its totient is φ = 52272.

The previous prime is 194149. The next prime is 194167. The reversal of 194166 is 661491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194167) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2865 + ... + 2931.

It is an arithmetic number, because the mean of its divisors is an integer number (10608).

2¹⁹⁴¹⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254592).

194166 is an abundant number, since it is smaller than the sum of its proper divisors (315018).

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

194166 is a wasteful number, since it uses less digits than its factorization.

194166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 102 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 194166 is about 440.6427124100. The cubic root of 194166 is about 57.9061104811.

The spelling of 194166 in words is "one hundred ninety-four thousand, one hundred sixty-six".