3988793250 has 384 divisors, whose sum is σ = 12363466752. Its totient is φ = 921024000.

The previous prime is 3988793161. The next prime is 3988793279. The reversal of 3988793250 is 523978893.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 48057709 + ... + 48057791.

It is an arithmetic number, because the mean of its divisors is an integer number (32196528).

Almost surely, 2^3988793250 is an apocalyptic number.

3988793250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3988793250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6181733376).

3988793250 is an abundant number, since it is smaller than the sum of its proper divisors (8374673502).

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

3988793250 is a wasteful number, since it uses less digits than its factorization.

3988793250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The square root of 3988793250 is about 63156.8939229915. The cubic root of 3988793250 is about 1585.9171981110.

The spelling of 3988793250 in words is "three billion, nine hundred eighty-eight million, seven hundred ninety-three thousand, two hundred fifty".