3898955250 has 160 divisors (see below), whose sum is σ = 11256740352. Its totient is φ = 1006020000.

The previous prime is 3898955243. The next prime is 3898955261. The reversal of 3898955250 is 525598983.

3898955250 is a `hidden beast` number, since 3 + 8 + 9 + 89 + 552 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 624645 + ... + 630855.

Almost surely, 2^3898955250 is an apocalyptic number.

3898955250 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 3898955250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5628370176).

3898955250 is an abundant number, since it is smaller than the sum of its proper divisors (7357785102).

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

3898955250 is a wasteful number, since it uses less digits than its factorization.

3898955250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6271 (or 6252 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 54.

The square root of 3898955250 is about 62441.6147292813. The cubic root of 3898955250 is about 1573.9203485109.

The spelling of 3898955250 in words is "three billion, eight hundred ninety-eight million, nine hundred fifty-five thousand, two hundred fifty".