2005670206 has 8 divisors (see below), whose sum is σ = 3022764264. Its totient is φ = 998082120.

The previous prime is 2005670159. The next prime is 2005670207. The reversal of 2005670206 is 6020765002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2005670207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2375965 + ... + 2376808.

It is an arithmetic number, because the mean of its divisors is an integer number (377845533).

Almost surely, 2^2005670206 is an apocalyptic number.

2005670206 is a deficient number, since it is larger than the sum of its proper divisors (1017094058).

2005670206 is a wasteful number, since it uses less digits than its factorization.

2005670206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4752986.

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

The square root of 2005670206 is about 44784.7095111713. The cubic root of 2005670206 is about 1261.1105950905.

The spelling of 2005670206 in words is "two billion, five million, six hundred seventy thousand, two hundred six".