4152205 has 4 divisors (see below), whose sum is σ = 4982652. Its totient is φ = 3321760.

The previous prime is 4152157. The next prime is 4152217. The reversal of 4152205 is 5022514.

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 2866249 + 1285956 = 1693^2 + 1134^2 .

It is not a de Polignac number, because 4152205 - 2⁷ = 4152077 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, 415216 + ... + 415225.

It is an arithmetic number, because the mean of its divisors is an integer number (1245663).

Almost surely, 2^4152205 is an apocalyptic number.

It is an amenable number.

4152205 is a deficient number, since it is larger than the sum of its proper divisors (830447).

4152205 is an equidigital number, since it uses as much as digits as its factorization.

4152205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830446.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 4152205 is about 2037.6960028424. The cubic root of 4152205 is about 160.7285138256.

Adding to 4152205 its reverse (5022514), we get a palindrome (9174719).

The spelling of 4152205 in words is "four million, one hundred fifty-two thousand, two hundred five".