3855223841 has 16 divisors (see below), whose sum is σ = 4666784256. Its totient is φ = 3109003776.

The previous prime is 3855223831. The next prime is 3855223849. The reversal of 3855223841 is 1483225583.

It is a cyclic number.

It is not a de Polignac number, because 3855223841 - 2¹⁰ = 3855222817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3855223849) 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 15 ways as a sum of consecutive naturals, for example, 669125 + ... + 674861.

It is an arithmetic number, because the mean of its divisors is an integer number (291674016).

Almost surely, 2^3855223841 is an apocalyptic number.

It is an amenable number.

3855223841 is a deficient number, since it is larger than the sum of its proper divisors (811560415).

3855223841 is a wasteful number, since it uses less digits than its factorization.

3855223841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11408.

The product of its digits is 230400, while the sum is 41.

The square root of 3855223841 is about 62090.4488709818. The cubic root of 3855223841 is about 1568.0137486267.

The spelling of 3855223841 in words is "three billion, eight hundred fifty-five million, two hundred twenty-three thousand, eight hundred forty-one".