3873886940 has 96 divisors (see below), whose sum is σ = 10158994944. Its totient is φ = 1205487360.

The previous prime is 3873886921. The next prime is 3873886967. The reversal of 3873886940 is 496883783.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 1164119 + ... + 1167441.

It is an arithmetic number, because the mean of its divisors is an integer number (105822864).

Almost surely, 2^3873886940 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3873886940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5079497472).

3873886940 is an abundant number, since it is smaller than the sum of its proper divisors (6285108004).

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

3873886940 is a wasteful number, since it uses less digits than its factorization.

3873886940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107 (or 4105 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 56.

The square root of 3873886940 is about 62240.5570347824. The cubic root of 3873886940 is about 1570.5399227554.

The spelling of 3873886940 in words is "three billion, eight hundred seventy-three million, eight hundred eighty-six thousand, nine hundred forty".