3939871100 has 36 divisors (see below), whose sum is σ = 9326752008. Its totient is φ = 1432680000.

The previous prime is 3939871099. The next prime is 3939871129. The reversal of 3939871100 is 11789393.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

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 11 ways as a sum of consecutive naturals, for example, 1789751 + ... + 1791950.

Almost surely, 2^3939871100 is an apocalyptic number.

It is an amenable number.

3939871100 is an abundant number, since it is smaller than the sum of its proper divisors (5386880908).

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

3939871100 is a wasteful number, since it uses less digits than its factorization.

3939871100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3581726 (or 3581719 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 3939871100 is about 62768.3925236261. The cubic root of 3939871100 is about 1579.4068034353.

The spelling of 3939871100 in words is "three billion, nine hundred thirty-nine million, eight hundred seventy-one thousand, one hundred".