196803693 has 24 divisors (see below), whose sum is σ = 292294080. Its totient is φ = 127552320.

The previous prime is 196803667. The next prime is 196803697. The reversal of 196803693 is 396308691.

It is not a de Polignac number, because 196803693 - 2⁸ = 196803437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196803697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44538 + ... + 48756.

It is an arithmetic number, because the mean of its divisors is an integer number (12178920).

Almost surely, 2^196803693 is an apocalyptic number.

It is an amenable number.

196803693 is a deficient number, since it is larger than the sum of its proper divisors (95490387).

196803693 is a wasteful number, since it uses less digits than its factorization.

196803693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4369 (or 4366 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 196803693 is about 14028.6739572919. The cubic root of 196803693 is about 581.6714498758.

The spelling of 196803693 in words is "one hundred ninety-six million, eight hundred three thousand, six hundred ninety-three".