196999 has 4 divisors (see below), whose sum is σ = 214920. Its totient is φ = 179080.

The previous prime is 196993. The next prime is 197003. The reversal of 196999 is 999691.

196999 is nontrivially palindromic in base 14.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 196999 - 2³ = 196991 is a prime.

It is a Duffinian number.

196999 is a modest number, since divided by 999 gives 196 as remainder.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8944 + ... + 8965.

It is an arithmetic number, because the mean of its divisors is an integer number (53730).

2¹⁹⁶⁹⁹⁹ is an apocalyptic number.

196999 is a deficient number, since it is larger than the sum of its proper divisors (17921).

196999 is a wasteful number, since it uses less digits than its factorization.

196999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17920.

The product of its digits is 39366, while the sum is 43.

The square root of 196999 is about 443.8456939072. The cubic root of 196999 is about 58.1863802205.

The spelling of 196999 in words is "one hundred ninety-six thousand, nine hundred ninety-nine".