2109092 has 6 divisors (see below), whose sum is σ = 3690918. Its totient is φ = 1054544.

The previous prime is 2109067. The next prime is 2109097. The reversal of 2109092 is 2909012.

It can be written as a sum of positive squares in only one way, i.e., 1478656 + 630436 = 1216^2 + 794^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2109097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263633 + ... + 263640.

It is an arithmetic number, because the mean of its divisors is an integer number (615153).

2^2109092 is an apocalyptic number.

It is an amenable number.

2109092 is a deficient number, since it is larger than the sum of its proper divisors (1581826).

2109092 is a wasteful number, since it uses less digits than its factorization.

2109092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527277 (or 527275 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 2109092 is about 1452.2713245121. The cubic root of 2109092 is about 128.2424603583.

The spelling of 2109092 in words is "two million, one hundred nine thousand, ninety-two".