196444418 has 16 divisors (see below), whose sum is σ = 312698880. Its totient is φ = 92237376.

The previous prime is 196444411. The next prime is 196444421. The reversal of 196444418 is 814444691.

196444418 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (196444411) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 9503 + ... + 21981.

It is an arithmetic number, because the mean of its divisors is an integer number (19543680).

Almost surely, 2^196444418 is an apocalyptic number.

196444418 is a deficient number, since it is larger than the sum of its proper divisors (116254462).

196444418 is a wasteful number, since it uses less digits than its factorization.

196444418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12961.

The product of its digits is 110592, while the sum is 41.

The square root of 196444418 is about 14015.8630843769. The cubic root of 196444418 is about 581.3172774787.

The spelling of 196444418 in words is "one hundred ninety-six million, four hundred forty-four thousand, four hundred eighteen".