196918222 has 8 divisors (see below), whose sum is σ = 296476200. Its totient is φ = 98092824.

The previous prime is 196918219. The next prime is 196918229. The reversal of 196918222 is 222819691.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196918229) 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 3 ways as a sum of consecutive naturals, for example, 182472 + ... + 183547.

It is an arithmetic number, because the mean of its divisors is an integer number (37059525).

Almost surely, 2^196918222 is an apocalyptic number.

196918222 is a deficient number, since it is larger than the sum of its proper divisors (99557978).

196918222 is a wasteful number, since it uses less digits than its factorization.

196918222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366290.

The product of its digits is 31104, while the sum is 40.

The square root of 196918222 is about 14032.7553245968. The cubic root of 196918222 is about 581.7842616662.

The spelling of 196918222 in words is "one hundred ninety-six million, nine hundred eighteen thousand, two hundred twenty-two".