2196274918 has 16 divisors (see below), whose sum is σ = 3405225600. Its totient is φ = 1061294400.

The previous prime is 2196274909. The next prime is 2196274933. The reversal of 2196274918 is 8194726912.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23908 + ... + 70456.

It is an arithmetic number, because the mean of its divisors is an integer number (212826600).

Almost surely, 2^2196274918 is an apocalyptic number.

2196274918 is a deficient number, since it is larger than the sum of its proper divisors (1208950682).

2196274918 is a wasteful number, since it uses less digits than its factorization.

2196274918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47343.

The product of its digits is 435456, while the sum is 49.

The square root of 2196274918 is about 46864.4312672201. The cubic root of 2196274918 is about 1299.8569700628.

The spelling of 2196274918 in words is "two billion, one hundred ninety-six million, two hundred seventy-four thousand, nine hundred eighteen".