9678893847 has 8 divisors (see below), whose sum is σ = 14748790656. Its totient is φ = 5530796472.

The previous prime is 9678893843. The next prime is 9678893863. The reversal of 9678893847 is 7483988769.

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

It is not a de Polignac number, because 9678893847 - 2² = 9678893843 is a prime.

It is a super-2 number, since 2×9678893847² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9678893843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230449833 + ... + 230449874.

It is an arithmetic number, because the mean of its divisors is an integer number (1843598832).

Almost surely, 2^9678893847 is an apocalyptic number.

9678893847 is a deficient number, since it is larger than the sum of its proper divisors (5069896809).

9678893847 is a wasteful number, since it uses less digits than its factorization.

9678893847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460899717.

The product of its digits is 146313216, while the sum is 69.

The square root of 9678893847 is about 98381.3694100667. The cubic root of 9678893847 is about 2131.1232914387.

The spelling of 9678893847 in words is "nine billion, six hundred seventy-eight million, eight hundred ninety-three thousand, eight hundred forty-seven".