3884989716 has 84 divisors (see below), whose sum is σ = 10361014804. Its totient is φ = 1273708800.

The previous prime is 3884989709. The next prime is 3884989723. The reversal of 3884989716 is 6179894883.

It is an interprime number because it is at equal distance from previous prime (3884989709) and next prime (3884989723).

It can be written as a sum of positive squares in 2 ways, for example, as 35283600 + 3849706116 = 5940^2 + 62046^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 166956 + ... + 188796.

Almost surely, 2^3884989716 is an apocalyptic number.

3884989716 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3884989716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5180507402).

3884989716 is an abundant number, since it is smaller than the sum of its proper divisors (6476025088).

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

3884989716 is a wasteful number, since it uses less digits than its factorization.

3884989716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21924 (or 21907 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 63.

The square root of 3884989716 is about 62329.6856722381. The cubic root of 3884989716 is about 1572.0389099395.

The spelling of 3884989716 in words is "three billion, eight hundred eighty-four million, nine hundred eighty-nine thousand, seven hundred sixteen".