3844872684 has 60 divisors (see below), whose sum is σ = 10058999104. Its totient is φ = 1280637216.

The previous prime is 3844872667. The next prime is 3844872719. The reversal of 3844872684 is 4862784483.

It is a happy number.

3844872684 is a `hidden beast` number, since 3 + 84 + 487 + 2 + 6 + 84 = 666.

3844872684 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 3844872684.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 503922 + ... + 511494.

Almost surely, 2^3844872684 is an apocalyptic number.

It is an amenable number.

3844872684 is an abundant number, since it is smaller than the sum of its proper divisors (6214126420).

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

3844872684 is a wasteful number, since it uses less digits than its factorization.

3844872684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9156 (or 9145 counting only the distinct ones).

The product of its digits is 8257536, while the sum is 54.

The square root of 3844872684 is about 62007.0373748013. The cubic root of 3844872684 is about 1566.6091345907.

The spelling of 3844872684 in words is "three billion, eight hundred forty-four million, eight hundred seventy-two thousand, six hundred eighty-four".