2111796 has 18 divisors (see below), whose sum is σ = 5338242. Its totient is φ = 703920.

The previous prime is 2111789. The next prime is 2111801. The reversal of 2111796 is 6971112.

It can be written as a sum of positive squares in only one way, i.e., 1354896 + 756900 = 1164^2 + 870^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29295 + ... + 29366.

It is an arithmetic number, because the mean of its divisors is an integer number (296569).

2^2111796 is an apocalyptic number.

It is an amenable number.

2111796 is an abundant number, since it is smaller than the sum of its proper divisors (3226446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111796 is a wasteful number, since it uses less digits than its factorization.

2111796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58671 (or 58666 counting only the distinct ones).

The product of its digits is 756, while the sum is 27.

The square root of 2111796 is about 1453.2019818318. The cubic root of 2111796 is about 128.2972421514.

The spelling of 2111796 in words is "two million, one hundred eleven thousand, seven hundred ninety-six".