4204205 has 4 divisors (see below), whose sum is σ = 5045052. Its totient is φ = 3363360.

The previous prime is 4204169. The next prime is 4204223. The reversal of 4204205 is 5024024.

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 2550409 + 1653796 = 1597^2 + 1286^2 .

It is not a de Polignac number, because 4204205 - 2⁶ = 4204141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420416 + ... + 420425.

It is an arithmetic number, because the mean of its divisors is an integer number (1261263).

Almost surely, 2^4204205 is an apocalyptic number.

It is an amenable number.

4204205 is a deficient number, since it is larger than the sum of its proper divisors (840847).

4204205 is an equidigital number, since it uses as much as digits as its factorization.

4204205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840846.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 4204205 is about 2050.4158114880. The cubic root of 4204205 is about 161.3966916226.

Adding to 4204205 its reverse (5024024), we get a palindrome (9228229).

The spelling of 4204205 in words is "four million, two hundred four thousand, two hundred five".