2165092 has 12 divisors (see below), whose sum is σ = 3891580. Its totient is φ = 1053216.

The previous prime is 2165089. The next prime is 2165117. The reversal of 2165092 is 2905612.

It can be written as a sum of positive squares in 2 ways, for example, as 1196836 + 968256 = 1094^2 + 984^2 .

It is an alternating number because its digits alternate between even and odd.

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 3 ways as a sum of consecutive naturals, for example, 7167 + ... + 7462.

2^2165092 is an apocalyptic number.

It is an amenable number.

2165092 is a deficient number, since it is larger than the sum of its proper divisors (1726488).

2165092 is a wasteful number, since it uses less digits than its factorization.

2165092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14670 (or 14668 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 2165092 is about 1471.4251594967. The cubic root of 2165092 is about 129.3675792923.

The spelling of 2165092 in words is "two million, one hundred sixty-five thousand, ninety-two".