19194 has 16 divisors (see below), whose sum is σ = 43968. Its totient is φ = 5472.

The previous prime is 19183. The next prime is 19207. The reversal of 19194 is 49191.

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

19194 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 7 ways as a sum of consecutive naturals, for example, 187 + ... + 270.

It is an arithmetic number, because the mean of its divisors is an integer number (2748).

2¹⁹¹⁹⁴ is an apocalyptic number.

19194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19194 is an abundant number, since it is smaller than the sum of its proper divisors (24774).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21984).

19194 is a wasteful number, since it uses less digits than its factorization.

19194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469.

The product of its digits is 324, while the sum is 24.

The square root of 19194 is about 138.5424122787. The cubic root of 19194 is about 26.7745284087.

The spelling of 19194 in words is "nineteen thousand, one hundred ninety-four".