2193982256 has 20 divisors (see below), whose sum is σ = 4252406400. Its totient is φ = 1096587072.

The previous prime is 2193982199. The next prime is 2193982261. The reversal of 2193982256 is 6522893912.

It is a self number, because there is not a number n which added to its sum of digits gives 2193982256.

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 in 3 ways as a sum of consecutive naturals, for example, 22250 + ... + 69878.

It is an arithmetic number, because the mean of its divisors is an integer number (212620320).

Almost surely, 2^2193982256 is an apocalyptic number.

It is an amenable number.

2193982256 is a deficient number, since it is larger than the sum of its proper divisors (2058424144).

2193982256 is a wasteful number, since it uses less digits than its factorization.

2193982256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50516 (or 50510 counting only the distinct ones).

The product of its digits is 466560, while the sum is 47.

The square root of 2193982256 is about 46839.9643040001. The cubic root of 2193982256 is about 1299.4045114883.

The spelling of 2193982256 in words is "two billion, one hundred ninety-three million, nine hundred eighty-two thousand, two hundred fifty-six".