2166796 has 6 divisors (see below), whose sum is σ = 3791900. Its totient is φ = 1083396.

The previous prime is 2166763. The next prime is 2166797. The reversal of 2166796 is 6976612.

It is not an unprimeable number, because it can be changed into a prime (2166797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270846 + ... + 270853.

2^2166796 is an apocalyptic number.

It is an amenable number.

2166796 is a deficient number, since it is larger than the sum of its proper divisors (1625104).

2166796 is a wasteful number, since it uses less digits than its factorization.

2166796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541703 (or 541701 counting only the distinct ones).

The product of its digits is 27216, while the sum is 37.

The square root of 2166796 is about 1472.0040760813. The cubic root of 2166796 is about 129.4015092667.

The spelling of 2166796 in words is "two million, one hundred sixty-six thousand, seven hundred ninety-six".