3831306 has 32 divisors (see below), whose sum is σ = 8043840. Its totient is φ = 1214976.

The previous prime is 3831301. The next prime is 3831319. The reversal of 3831306 is 6031383.

3831306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3831301) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16765 + ... + 16991.

It is an arithmetic number, because the mean of its divisors is an integer number (251370).

Almost surely, 2^3831306 is an apocalyptic number.

3831306 is an abundant number, since it is smaller than the sum of its proper divisors (4212534).

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

3831306 is a wasteful number, since it uses less digits than its factorization.

3831306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 3831306 is about 1957.3722180515. The cubic root of 3831306 is about 156.4764362785.

Adding to 3831306 its reverse (6031383), we get a palindrome (9862689).

The spelling of 3831306 in words is "three million, eight hundred thirty-one thousand, three hundred six".