3804855 has 32 divisors (see below), whose sum is σ = 6614784. Its totient is φ = 1860096.

The previous prime is 3804811. The next prime is 3804859. The reversal of 3804855 is 5584083.

It is a happy number.

It is not a de Polignac number, because 3804855 - 2¹⁰ = 3803831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3804859) 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 31 ways as a sum of consecutive naturals, for example, 10792 + ... + 11138.

It is an arithmetic number, because the mean of its divisors is an integer number (206712).

Almost surely, 2^3804855 is an apocalyptic number.

3804855 is a deficient number, since it is larger than the sum of its proper divisors (2809929).

3804855 is a wasteful number, since it uses less digits than its factorization.

3804855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415.

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 3804855 is about 1950.6037526879. The cubic root of 3804855 is about 156.1155045301.

The spelling of 3804855 in words is "three million, eight hundred four thousand, eight hundred fifty-five".