196217266 has 32 divisors (see below), whose sum is σ = 346694400. Its totient is φ = 83246688.

The previous prime is 196217261. The next prime is 196217269. The reversal of 196217266 is 662712691.

It is not an unprimeable number, because it can be changed into a prime (196217261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69270 + ... + 72046.

It is an arithmetic number, because the mean of its divisors is an integer number (10834200).

Almost surely, 2^196217266 is an apocalyptic number.

196217266 is a deficient number, since it is larger than the sum of its proper divisors (150477134).

196217266 is a wasteful number, since it uses less digits than its factorization.

196217266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903 (or 2889 counting only the distinct ones).

The product of its digits is 54432, while the sum is 40.

The square root of 196217266 is about 14007.7573508396. The cubic root of 196217266 is about 581.0931287305.

The spelling of 196217266 in words is "one hundred ninety-six million, two hundred seventeen thousand, two hundred sixty-six".