3839844925 has 24 divisors (see below), whose sum is σ = 5502772800. Its totient is φ = 2603441280.

The previous prime is 3839844923. The next prime is 3839844947. The reversal of 3839844925 is 5294489383.

It is not a de Polignac number, because 3839844925 - 2¹ = 3839844923 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3839844923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107695 + ... + 138844.

It is an arithmetic number, because the mean of its divisors is an integer number (229282200).

Almost surely, 2^3839844925 is an apocalyptic number.

3839844925 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3839844925 is a deficient number, since it is larger than the sum of its proper divisors (1662927875).

3839844925 is a wasteful number, since it uses less digits than its factorization.

3839844925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246645 (or 246640 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 55.

The square root of 3839844925 is about 61966.4822706598. The cubic root of 3839844925 is about 1565.9259763887.

The spelling of 3839844925 in words is "three billion, eight hundred thirty-nine million, eight hundred forty-four thousand, nine hundred twenty-five".