2105884 has 36 divisors (see below), whose sum is σ = 4282600. Its totient is φ = 902880.

The previous prime is 2105881. The next prime is 2105891. The reversal of 2105884 is 4885012.

2105884 = T₂₄ + T₂₅ + ... + T₂₃₂.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2105881) 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, 9082 + ... + 9310.

2^2105884 is an apocalyptic number.

It is an amenable number.

2105884 is an abundant number, since it is smaller than the sum of its proper divisors (2176716).

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

2105884 is a wasteful number, since it uses less digits than its factorization.

2105884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 2105884 is about 1451.1664273956. The cubic root of 2105884 is about 128.1774069965.

The spelling of 2105884 in words is "two million, one hundred five thousand, eight hundred eighty-four".