2096609 has 4 divisors (see below), whose sum is σ = 2099604. Its totient is φ = 2093616.

The previous prime is 2096599. The next prime is 2096621. The reversal of 2096609 is 9066902.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 595984 + 1500625 = 772^2 + 1225^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2096609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2096629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179 + ... + 2055.

It is an arithmetic number, because the mean of its divisors is an integer number (524901).

2^2096609 is an apocalyptic number.

It is an amenable number.

2096609 is a deficient number, since it is larger than the sum of its proper divisors (2995).

2096609 is a wasteful number, since it uses less digits than its factorization.

2096609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2994.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 2096609 is about 1447.9671957610. The cubic root of 2096609 is about 127.9889516831.

The spelling of 2096609 in words is "two million, ninety-six thousand, six hundred nine".