2105076 has 36 divisors (see below), whose sum is σ = 5226368. Its totient is φ = 659328.

The previous prime is 2105071. The next prime is 2105111. The reversal of 2105076 is 6705012.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2105071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3165 + ... + 3771.

2^2105076 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2105076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2613184).

2105076 is an abundant number, since it is smaller than the sum of its proper divisors (3121292).

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

2105076 is a wasteful number, since it uses less digits than its factorization.

2105076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648 (or 629 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 2105076 is about 1450.8880039479. Note that the first 3 decimals coincide. The cubic root of 2105076 is about 128.1610115709.

The spelling of 2105076 in words is "two million, one hundred five thousand, seventy-six".