2109116 has 24 divisors (see below), whose sum is σ = 3878784. Its totient is φ = 1002240.

The previous prime is 2109109. The next prime is 2109119. The reversal of 2109116 is 6119012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2109119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8936 + ... + 9168.

It is an arithmetic number, because the mean of its divisors is an integer number (161616).

2^2109116 is an apocalyptic number.

It is an amenable number.

2109116 is a deficient number, since it is larger than the sum of its proper divisors (1769668).

2109116 is a wasteful number, since it uses less digits than its factorization.

2109116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 2109116 is about 1452.2795874073. The cubic root of 2109116 is about 128.2429467931.

The spelling of 2109116 in words is "two million, one hundred nine thousand, one hundred sixteen".