2162783966 has 32 divisors (see below), whose sum is σ = 3770426880. Its totient is φ = 911282400.

The previous prime is 2162783951. The next prime is 2162783969. The reversal of 2162783966 is 6693872612.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162783969) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 373856 + ... + 379596.

It is an arithmetic number, because the mean of its divisors is an integer number (117825840).

Almost surely, 2^2162783966 is an apocalyptic number.

2162783966 is a deficient number, since it is larger than the sum of its proper divisors (1607642914).

2162783966 is a wasteful number, since it uses less digits than its factorization.

2162783966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6200.

The product of its digits is 1306368, while the sum is 50.

The square root of 2162783966 is about 46505.7412154672. The cubic root of 2162783966 is about 1293.2159341985.

The spelling of 2162783966 in words is "two billion, one hundred sixty-two million, seven hundred eighty-three thousand, nine hundred sixty-six".