2005996 has 12 divisors (see below), whose sum is σ = 3520440. Its totient is φ = 1000160.

The previous prime is 2005981. The next prime is 2006009. The reversal of 2005996 is 6995002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2256 + ... + 3016.

It is an arithmetic number, because the mean of its divisors is an integer number (293370).

2^2005996 is an apocalyptic number.

It is an amenable number.

2005996 is a deficient number, since it is larger than the sum of its proper divisors (1514444).

2005996 is a wasteful number, since it uses less digits than its factorization.

2005996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424 (or 1422 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 2005996 is about 1416.3318820107. The cubic root of 2005996 is about 126.1178874847.

The spelling of 2005996 in words is "two million, five thousand, nine hundred ninety-six".