2005056 has 63 divisors (see below), whose sum is σ = 5846191. Its totient is φ = 657024.

The previous prime is 2005039. The next prime is 2005057. The reversal of 2005056 is 6505002.

The square root of 2005056 is 1416.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2005057) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 33955 + ... + 34013.

2^2005056 is an apocalyptic number.

2005056 is the 1416-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2005056

2005056 is an abundant number, since it is smaller than the sum of its proper divisors (3841135).

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

2005056 is an equidigital number, since it uses as much as digits as its factorization.

2005056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 64 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The cubic root of 2005056 is about 126.0981849967.

The spelling of 2005056 in words is "two million, five thousand, fifty-six".