3834205 has 8 divisors (see below), whose sum is σ = 4611672. Its totient is φ = 3060288.

The previous prime is 3834191. The next prime is 3834221. The reversal of 3834205 is 5024383.

3834205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 441 + 3833764 = 21^2 + 1958^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3834205 - 2²¹ = 1737053 is a prime.

It is a super-2 number, since 2×3834205² = 29402255964050, which contains 22 as substring.

It is a Duffinian number.

3834205 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3834205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3279 + ... + 4291.

It is an arithmetic number, because the mean of its divisors is an integer number (576459).

Almost surely, 2^3834205 is an apocalyptic number.

It is an amenable number.

3834205 is a deficient number, since it is larger than the sum of its proper divisors (777467).

3834205 is a wasteful number, since it uses less digits than its factorization.

3834205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3834205 is about 1958.1126116748. The cubic root of 3834205 is about 156.5158928696.

Adding to 3834205 its reverse (5024383), we get a palindrome (8858588).

It can be divided in two parts, 38 and 34205, that added together give a palindrome (34243).

The spelling of 3834205 in words is "three million, eight hundred thirty-four thousand, two hundred five".