9847142208 has 168 divisors, whose sum is σ = 29373746688. Its totient is φ = 3151469568.

The previous prime is 9847142171. The next prime is 9847142233. The reversal of 9847142208 is 8022417489.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1431385 + ... + 1438247.

Almost surely, 2^9847142208 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 9847142208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14686873344).

9847142208 is an abundant number, since it is smaller than the sum of its proper divisors (19526604480).

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

9847142208 is a wasteful number, since it uses less digits than its factorization.

9847142208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6981 (or 6968 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 9847142208 is about 99232.7678138628. The cubic root of 9847142208 is about 2143.4008730999.

The spelling of 9847142208 in words is "nine billion, eight hundred forty-seven million, one hundred forty-two thousand, two hundred eight".