19190 has 16 divisors (see below), whose sum is σ = 36720. Its totient is φ = 7200.

The previous prime is 19183. The next prime is 19207. The reversal of 19190 is 9191.

19190 is nontrivially palindromic in base 9.

It is a super-2 number, since 2×19190² = 736512200, which contains 22 as substring.

19190 is an undulating number in base 9.

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140 + ... + 240.

It is an arithmetic number, because the mean of its divisors is an integer number (2295).

2¹⁹¹⁹⁰ is an apocalyptic number.

19190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19190 is a deficient number, since it is larger than the sum of its proper divisors (17530).

19190 is a wasteful number, since it uses less digits than its factorization.

19190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127.

The product of its (nonzero) digits is 81, while the sum is 20.

The square root of 19190 is about 138.5279755140. The cubic root of 19190 is about 26.7726683560.

Subtracting from 19190 its reverse (9191), we obtain a palindrome (9999).

The spelling of 19190 in words is "nineteen thousand, one hundred ninety".