3853206 has 48 divisors (see below), whose sum is σ = 9738144. Its totient is φ = 1078272.

The previous prime is 3853193. The next prime is 3853211. The reversal of 3853206 is 6023583.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3853206.

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 23 ways as a sum of consecutive naturals, for example, 6390 + ... + 6966.

It is an arithmetic number, because the mean of its divisors is an integer number (202878).

Almost surely, 2^3853206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3853206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4869072).

3853206 is an abundant number, since it is smaller than the sum of its proper divisors (5884938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3853206 is a wasteful number, since it uses less digits than its factorization.

3853206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645 (or 642 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 3853206 is about 1962.9584814764. The cubic root of 3853206 is about 156.7740132469.

Adding to 3853206 its reverse (6023583), we get a palindrome (9876789).

The spelling of 3853206 in words is "three million, eight hundred fifty-three thousand, two hundred six".