196688806 has 8 divisors (see below), whose sum is σ = 295925544. Its totient is φ = 98046960.

The previous prime is 196688797. The next prime is 196688851. The reversal of 196688806 is 608886691.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147895 + ... + 149218.

It is an arithmetic number, because the mean of its divisors is an integer number (36990693).

Almost surely, 2^196688806 is an apocalyptic number.

196688806 is a deficient number, since it is larger than the sum of its proper divisors (99236738).

196688806 is a wasteful number, since it uses less digits than its factorization.

196688806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297446.

The product of its (nonzero) digits is 995328, while the sum is 52.

The square root of 196688806 is about 14024.5786389467. The cubic root of 196688806 is about 581.5582414722.

The spelling of 196688806 in words is "one hundred ninety-six million, six hundred eighty-eight thousand, eight hundred six".