196808 has 16 divisors (see below), whose sum is σ = 375180. Its totient is φ = 96768.

The previous prime is 196799. The next prime is 196817. The reversal of 196808 is 808691.

It is an interprime number because it is at equal distance from previous prime (196799) and next prime (196817).

It can be written as a sum of positive squares in 2 ways, for example, as 195364 + 1444 = 442^2 + 38^2 .

It is an Ulam number.

It is an unprimeable number.

196808 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416 + ... + 752.

2¹⁹⁶⁸⁰⁸ is an apocalyptic number.

It is an amenable number.

196808 is a deficient number, since it is larger than the sum of its proper divisors (178372).

196808 is a wasteful number, since it uses less digits than its factorization.

196808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 196808 is about 443.6304768611. The cubic root of 196808 is about 58.1675693090.

The spelling of 196808 in words is "one hundred ninety-six thousand, eight hundred eight".