9847952378 has 8 divisors (see below), whose sum is σ = 16114831200. Its totient is φ = 4476341980.

The previous prime is 9847952357. The next prime is 9847952459. The reversal of 9847952378 is 8732597489.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 9847952378.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223817078 + ... + 223817121.

It is an arithmetic number, because the mean of its divisors is an integer number (2014353900).

Almost surely, 2^9847952378 is an apocalyptic number.

9847952378 is a deficient number, since it is larger than the sum of its proper divisors (6266878822).

9847952378 is a wasteful number, since it uses less digits than its factorization.

9847952378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447634212.

The product of its digits is 30481920, while the sum is 62.

The square root of 9847952378 is about 99236.8498996215. The cubic root of 9847952378 is about 2143.4596539938.

The spelling of 9847952378 in words is "nine billion, eight hundred forty-seven million, nine hundred fifty-two thousand, three hundred seventy-eight".