2166094 has 36 divisors (see below), whose sum is σ = 4075272. Its totient is φ = 859320.

The previous prime is 2166077. The next prime is 2166113. The reversal of 2166094 is 4906612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 69859 + ... + 69889.

It is an arithmetic number, because the mean of its divisors is an integer number (113202).

2^2166094 is an apocalyptic number.

2166094 is a deficient number, since it is larger than the sum of its proper divisors (1909178).

2166094 is a wasteful number, since it uses less digits than its factorization.

2166094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 63 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 2166094 is about 1471.7656063382. The cubic root of 2166094 is about 129.3875332285.

The spelling of 2166094 in words is "two million, one hundred sixty-six thousand, ninety-four".