4066205 has 32 divisors (see below), whose sum is σ = 5902848. Its totient is φ = 2671680.

The previous prime is 4066187. The next prime is 4066219. The reversal of 4066205 is 5026604.

It is not a de Polignac number, because 4066205 - 2⁶ = 4066141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86492 + ... + 86538.

It is an arithmetic number, because the mean of its divisors is an integer number (184464).

Almost surely, 2^4066205 is an apocalyptic number.

It is an amenable number.

4066205 is a deficient number, since it is larger than the sum of its proper divisors (1836643).

4066205 is a wasteful number, since it uses less digits than its factorization.

4066205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4066205 is about 2016.4833249992. The cubic root of 4066205 is about 159.6110997655.

The spelling of 4066205 in words is "four million, sixty-six thousand, two hundred five".