3006205 has 4 divisors (see below), whose sum is σ = 3607452. Its totient is φ = 2404960.

The previous prime is 3006193. The next prime is 3006233. The reversal of 3006205 is 5026003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1172889 + 1833316 = 1083^2 + 1354^2 .

It is not a de Polignac number, because 3006205 - 2⁹ = 3005693 is a prime.

It is a Duffinian number.

3006205 is a lucky number.

It is a congruent number.

It is an unprimeable number.

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, 300616 + ... + 300625.

It is an arithmetic number, because the mean of its divisors is an integer number (901863).

Almost surely, 2^3006205 is an apocalyptic number.

It is an amenable number.

3006205 is a deficient number, since it is larger than the sum of its proper divisors (601247).

3006205 is an equidigital number, since it uses as much as digits as its factorization.

3006205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601246.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 3006205 is about 1733.8411115209. The cubic root of 3006205 is about 144.3243236498.

The spelling of 3006205 in words is "three million, six thousand, two hundred five".