196882018 has 4 divisors (see below), whose sum is σ = 295323030. Its totient is φ = 98441008.

The previous prime is 196881991. The next prime is 196882019. The reversal of 196882018 is 810288691.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 112848129 + 84033889 = 10623^2 + 9167^2 .

It is not an unprimeable number, because it can be changed into a prime (196882019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49220503 + ... + 49220506.

Almost surely, 2^196882018 is an apocalyptic number.

196882018 is a deficient number, since it is larger than the sum of its proper divisors (98441012).

196882018 is an equidigital number, since it uses as much as digits as its factorization.

196882018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98441011.

The product of its (nonzero) digits is 55296, while the sum is 43.

The square root of 196882018 is about 14031.4652834264. The cubic root of 196882018 is about 581.7486052261.

The spelling of 196882018 in words is "one hundred ninety-six million, eight hundred eighty-two thousand, eighteen".