196456818 has 8 divisors (see below), whose sum is σ = 392913648. Its totient is φ = 65485604.

The previous prime is 196456801. The next prime is 196456829. The reversal of 196456818 is 818654691.

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

196456818 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16371396 + ... + 16371407.

It is an arithmetic number, because the mean of its divisors is an integer number (49114206).

Almost surely, 2^196456818 is an apocalyptic number.

196456818 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196456818 is a wasteful number, since it uses less digits than its factorization.

196456818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32742808.

The product of its digits is 414720, while the sum is 48.

The square root of 196456818 is about 14016.3054333159. The cubic root of 196456818 is about 581.3295085594.

The spelling of 196456818 in words is "one hundred ninety-six million, four hundred fifty-six thousand, eight hundred eighteen".