3844872685 has 8 divisors (see below), whose sum is σ = 4620061440. Its totient is φ = 3071755344.

The previous prime is 3844872667. The next prime is 3844872719. The reversal of 3844872685 is 5862784483.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3844872685 - 2¹³ = 3844864493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 513765 + ... + 521194.

It is an arithmetic number, because the mean of its divisors is an integer number (577507680).

Almost surely, 2^3844872685 is an apocalyptic number.

It is an amenable number.

3844872685 is a deficient number, since it is larger than the sum of its proper divisors (775188755).

3844872685 is a wasteful number, since it uses less digits than its factorization.

3844872685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035707.

The product of its digits is 10321920, while the sum is 55.

The square root of 3844872685 is about 62007.0373828649. The cubic root of 3844872685 is about 1566.6091347265.

The spelling of 3844872685 in words is "three billion, eight hundred forty-four million, eight hundred seventy-two thousand, six hundred eighty-five".