196416217 has 16 divisors (see below), whose sum is σ = 214663680. Its totient is φ = 179222400.

The previous prime is 196416197. The next prime is 196416221. The reversal of 196416217 is 712614691.

It is a cyclic number.

It is not a de Polignac number, because 196416217 - 2⁷ = 196416089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196416257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36117 + ... + 41197.

It is an arithmetic number, because the mean of its divisors is an integer number (13416480).

Almost surely, 2^196416217 is an apocalyptic number.

It is an amenable number.

196416217 is a deficient number, since it is larger than the sum of its proper divisors (18247463).

196416217 is a wasteful number, since it uses less digits than its factorization.

196416217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5184.

The product of its digits is 18144, while the sum is 37.

The square root of 196416217 is about 14014.8570096166. The cubic root of 196416217 is about 581.2894587310.

It can be divided in two parts, 1964 and 16217, that added together give a palindrome (18181).

The spelling of 196416217 in words is "one hundred ninety-six million, four hundred sixteen thousand, two hundred seventeen".