9847386756 has 135 divisors (see below), whose sum is σ = 26636334879. Its totient is φ = 3172312512.

The previous prime is 9847386743. The next prime is 9847386767. The reversal of 9847386756 is 6576837489.

The square root of 9847386756 is 99234.

It is a perfect power (a square), and thus also a powerful number.

9847386756 is a `hidden beast` number, since 98 + 473 + 8 + 6 + 75 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3572100 + 9843814656 = 1890^2 + 99216^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9847386693 and 9847386702.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 66089770 + ... + 66089918.

Almost surely, 2^9847386756 is an apocalyptic number.

9847386756 is the 99234-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9847386756

9847386756 is an abundant number, since it is smaller than the sum of its proper divisors (16788948123).

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

9847386756 is a wasteful number, since it uses less digits than its factorization.

9847386756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388 (or 191 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 63.

The cubic root of 9847386756 is about 2143.4186163208.

The spelling of 9847386756 in words is "nine billion, eight hundred forty-seven million, three hundred eighty-six thousand, seven hundred fifty-six".