3841806 has 16 divisors (see below), whose sum is σ = 7717248. Its totient is φ = 1275000.

The previous prime is 3841787. The next prime is 3841807. The reversal of 3841806 is 6081483.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3841807) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 231 + ... + 2781.

It is an arithmetic number, because the mean of its divisors is an integer number (482328).

Almost surely, 2^3841806 is an apocalyptic number.

3841806 is an abundant number, since it is smaller than the sum of its proper divisors (3875442).

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

3841806 is a wasteful number, since it uses less digits than its factorization.

3841806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2807.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 3841806 is about 1960.0525503159. The cubic root of 3841806 is about 156.6192512816.

The spelling of 3841806 in words is "three million, eight hundred forty-one thousand, eight hundred six".