2209112 has 16 divisors (see below), whose sum is σ = 4158000. Its totient is φ = 1100320.

The previous prime is 2209079. The next prime is 2209117. The reversal of 2209112 is 2119022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2209117) 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, 3389 + ... + 3987.

It is an arithmetic number, because the mean of its divisors is an integer number (259875).

2^2209112 is an apocalyptic number.

It is an amenable number.

2209112 is a deficient number, since it is larger than the sum of its proper divisors (1948888).

2209112 is a wasteful number, since it uses less digits than its factorization.

2209112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066 (or 1062 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 2209112 is about 1486.3081780035. The cubic root of 2209112 is about 130.2384577951.

The spelling of 2209112 in words is "two million, two hundred nine thousand, one hundred twelve".