2166914 has 16 divisors (see below), whose sum is σ = 3352128. Its totient is φ = 1050192.

The previous prime is 2166877. The next prime is 2166917. The reversal of 2166914 is 4196612.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2166917) 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 in 7 ways as a sum of consecutive naturals, for example, 13724 + ... + 13880.

It is an arithmetic number, because the mean of its divisors is an integer number (209508).

2^2166914 is an apocalyptic number.

2166914 is a deficient number, since it is larger than the sum of its proper divisors (1185214).

2166914 is a wasteful number, since it uses less digits than its factorization.

2166914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329.

The product of its digits is 2592, while the sum is 29.

The square root of 2166914 is about 1472.0441569464. The cubic root of 2166914 is about 129.4038582190.

The spelling of 2166914 in words is "two million, one hundred sixty-six thousand, nine hundred fourteen".