2005612273 has 16 divisors (see below), whose sum is σ = 2343116160. Its totient is φ = 1681070976.

The previous prime is 2005612261. The next prime is 2005612277. The reversal of 2005612273 is 3722165002.

It is a cyclic number.

It is not a de Polignac number, because 2005612273 - 2⁹ = 2005611761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2005612277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105093 + ... + 122701.

It is an arithmetic number, because the mean of its divisors is an integer number (146444760).

Almost surely, 2^2005612273 is an apocalyptic number.

It is an amenable number.

2005612273 is a deficient number, since it is larger than the sum of its proper divisors (337503887).

2005612273 is a wasteful number, since it uses less digits than its factorization.

2005612273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17976.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 2005612273 is about 44784.0627120854. The cubic root of 2005612273 is about 1261.0984527447.

Adding to 2005612273 its reverse (3722165002), we get a palindrome (5727777275).

The spelling of 2005612273 in words is "two billion, five million, six hundred twelve thousand, two hundred seventy-three".