2166892 has 24 divisors (see below), whose sum is σ = 4667936. Its totient is φ = 857088.

The previous prime is 2166877. The next prime is 2166917. The reversal of 2166892 is 2986612.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2613 + ... + 3340.

2^2166892 is an apocalyptic number.

It is an amenable number.

2166892 is an abundant number, since it is smaller than the sum of its proper divisors (2501044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2166892 is a wasteful number, since it uses less digits than its factorization.

2166892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5977 (or 5975 counting only the distinct ones).

The product of its digits is 10368, while the sum is 34.

The square root of 2166892 is about 1472.0366843255. The cubic root of 2166892 is about 129.4034202852.

The spelling of 2166892 in words is "two million, one hundred sixty-six thousand, eight hundred ninety-two".