3871998200 has 192 divisors, whose sum is σ = 11190623040. Its totient is φ = 1215406080.

The previous prime is 3871998197. The next prime is 3871998209. The reversal of 3871998200 is 28991783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3871998209) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 878402 + ... + 882798.

It is an arithmetic number, because the mean of its divisors is an integer number (58284495).

Almost surely, 2^3871998200 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 3871998200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5595311520).

3871998200 is an abundant number, since it is smaller than the sum of its proper divisors (7318624840).

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

3871998200 is a wasteful number, since it uses less digits than its factorization.

3871998200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4474 (or 4465 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 3871998200 is about 62225.3822808667. The cubic root of 3871998200 is about 1570.2846387786.

The spelling of 3871998200 in words is "three billion, eight hundred seventy-one million, nine hundred ninety-eight thousand, two hundred".