3828786172 has 24 divisors (see below), whose sum is σ = 7402975776. Its totient is φ = 1723442688.

The previous prime is 3828786167. The next prime is 3828786187. The reversal of 3828786172 is 2716878283.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1222473 + ... + 1225600.

It is an arithmetic number, because the mean of its divisors is an integer number (308457324).

Almost surely, 2^3828786172 is an apocalyptic number.

It is an amenable number.

3828786172 is a deficient number, since it is larger than the sum of its proper divisors (3574189604).

3828786172 is a wasteful number, since it uses less digits than its factorization.

3828786172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448117 (or 2448115 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 52.

The square root of 3828786172 is about 61877.1861997619. The cubic root of 3828786172 is about 1564.4212420327.

The spelling of 3828786172 in words is "three billion, eight hundred twenty-eight million, seven hundred eighty-six thousand, one hundred seventy-two".