19834 has 8 divisors (see below), whose sum is σ = 30528. Its totient is φ = 9660.

The previous prime is 19819. The next prime is 19841. The reversal of 19834 is 43891.

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

It is a junction number, because it is equal to n+sod(n) for n = 19799 and 19808.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12 + ... + 199.

It is an arithmetic number, because the mean of its divisors is an integer number (3816).

2¹⁹⁸³⁴ is an apocalyptic number.

19834 is a deficient number, since it is larger than the sum of its proper divisors (10694).

19834 is a wasteful number, since it uses less digits than its factorization.

19834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260.

The product of its digits is 864, while the sum is 25.

The square root of 19834 is about 140.8332347140. The cubic root of 19834 is about 27.0688685416.

It can be divided in two parts, 198 and 34, that added together give a palindrome (232).

The spelling of 19834 in words is "nineteen thousand, eight hundred thirty-four".