196688963 has 4 divisors (see below), whose sum is σ = 208258920. Its totient is φ = 185119008.

The previous prime is 196688941. The next prime is 196688977. The reversal of 196688963 is 369886691.

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

It is a cyclic number.

It is not a de Polignac number, because 196688963 - 2¹² = 196684867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 196688899 and 196688908.

It is not an unprimeable number, because it can be changed into a prime (196688983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5784953 + ... + 5784986.

It is an arithmetic number, because the mean of its divisors is an integer number (52064730).

Almost surely, 2^196688963 is an apocalyptic number.

196688963 is a deficient number, since it is larger than the sum of its proper divisors (11569957).

196688963 is a wasteful number, since it uses less digits than its factorization.

196688963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11569956.

The product of its digits is 3359232, while the sum is 56.

The square root of 196688963 is about 14024.5842362617. The cubic root of 196688963 is about 581.5583962084.

The spelling of 196688963 in words is "one hundred ninety-six million, six hundred eighty-eight thousand, nine hundred sixty-three".