9478473984 has 288 divisors, whose sum is σ = 32212131840. Its totient is φ = 2693081088.

The previous prime is 9478473971. The next prime is 9478473997. The reversal of 9478473984 is 4893748749.

9478473984 is a `hidden beast` number, since 9 + 4 + 78 + 473 + 98 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (9478473971) and next prime (9478473997).

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10982737 + ... + 10983599.

It is an arithmetic number, because the mean of its divisors is an integer number (111847680).

Almost surely, 2^9478473984 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 9478473984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16106065920).

9478473984 is an abundant number, since it is smaller than the sum of its proper divisors (22733657856).

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

9478473984 is a wasteful number, since it uses less digits than its factorization.

9478473984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122 (or 1102 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 63.

The square root of 9478473984 is about 97357.4546914616. The cubic root of 9478473984 is about 2116.3109261358.

The spelling of 9478473984 in words is "nine billion, four hundred seventy-eight million, four hundred seventy-three thousand, nine hundred eighty-four".