196218496 has 16 divisors (see below), whose sum is σ = 390904290. Its totient is φ = 98109184.

The previous prime is 196218479. The next prime is 196218527. The reversal of 196218496 is 694812691.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 114062400 + 82156096 = 10680^2 + 9064^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766351 + ... + 766606.

Almost surely, 2^196218496 is an apocalyptic number.

196218496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

196218496 is a deficient number, since it is larger than the sum of its proper divisors (194685794).

196218496 is an equidigital number, since it uses as much as digits as its factorization.

196218496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532971 (or 1532959 counting only the distinct ones).

The product of its digits is 186624, while the sum is 46.

The square root of 196218496 is about 14007.8012550150. The cubic root of 196218496 is about 581.0943429340.

The spelling of 196218496 in words is "one hundred ninety-six million, two hundred eighteen thousand, four hundred ninety-six".