196866329 has 8 divisors (see below), whose sum is σ = 215018688. Its totient is φ = 178756560.

The previous prime is 196866323. The next prime is 196866331. The reversal of 196866329 is 923668691.

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

It is a cyclic number.

It is not a de Polignac number, because 196866329 - 2⁸ = 196866073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196866323) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 557 + ... + 19850.

It is an arithmetic number, because the mean of its divisors is an integer number (26877336).

Almost surely, 2^196866329 is an apocalyptic number.

It is an amenable number.

196866329 is a deficient number, since it is larger than the sum of its proper divisors (18152359).

196866329 is a wasteful number, since it uses less digits than its factorization.

196866329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21295.

The product of its digits is 839808, while the sum is 50.

The square root of 196866329 is about 14030.9062073695. The cubic root of 196866329 is about 581.7331521536.

The spelling of 196866329 in words is "one hundred ninety-six million, eight hundred sixty-six thousand, three hundred twenty-nine".