2112766 has 16 divisors (see below), whose sum is σ = 3330000. Its totient is φ = 1003968.

The previous prime is 2112751. The next prime is 2112767. The reversal of 2112766 is 6672112.

It is a self number, because there is not a number n which added to its sum of digits gives 2112766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112767) 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, 3985 + ... + 4483.

It is an arithmetic number, because the mean of its divisors is an integer number (208125).

2^2112766 is an apocalyptic number.

2112766 is a deficient number, since it is larger than the sum of its proper divisors (1217234).

2112766 is a wasteful number, since it uses less digits than its factorization.

2112766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603.

The product of its digits is 1008, while the sum is 25.

The square root of 2112766 is about 1453.5356892763. The cubic root of 2112766 is about 128.3168825074.

Adding to 2112766 its reverse (6672112), we get a palindrome (8784878).

The spelling of 2112766 in words is "two million, one hundred twelve thousand, seven hundred sixty-six".