847968384 has 64 divisors (see below), whose sum is σ = 2260067040. Its totient is φ = 281696256.

The previous prime is 847968377. The next prime is 847968391. The reversal of 847968384 is 483869748.

It is an interprime number because it is at equal distance from previous prime (847968377) and next prime (847968391).

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114292 + ... + 121484.

Almost surely, 2^847968384 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 847968384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1130033520).

847968384 is an abundant number, since it is smaller than the sum of its proper divisors (1412098656).

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

847968384 is a wasteful number, since it uses less digits than its factorization.

847968384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7517 (or 7505 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 57.

The square root of 847968384 is about 29119.8967031135. The cubic root of 847968384 is about 946.5129349871.

The spelling of 847968384 in words is "eight hundred forty-seven million, nine hundred sixty-eight thousand, three hundred eighty-four".