3871229684 has 24 divisors (see below), whose sum is σ = 7768900608. Its totient is φ = 1653432480.

The previous prime is 3871229617. The next prime is 3871229693. The reversal of 3871229684 is 4869221783.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 227732 + ... + 244139.

It is an arithmetic number, because the mean of its divisors is an integer number (323704192).

Almost surely, 2^3871229684 is an apocalyptic number.

It is an amenable number.

3871229684 is an abundant number, since it is smaller than the sum of its proper divisors (3897670924).

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

3871229684 is a wasteful number, since it uses less digits than its factorization.

3871229684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472175 (or 472173 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 50.

The square root of 3871229684 is about 62219.2067130400. The cubic root of 3871229684 is about 1570.1807416298.

The spelling of 3871229684 in words is "three billion, eight hundred seventy-one million, two hundred twenty-nine thousand, six hundred eighty-four".