8484478447 has 8 divisors (see below), whose sum is σ = 8653410144. Its totient is φ = 8315874528.

The previous prime is 8484478433. The next prime is 8484478451. The reversal of 8484478447 is 7448744848.

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

It is a cyclic number.

It is not a de Polignac number, because 8484478447 - 2¹⁵ = 8484445679 is a prime.

It is a super-3 number, since 3×8484478447³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8484478391 and 8484478400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8484478417) 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, 29328 + ... + 133525.

It is an arithmetic number, because the mean of its divisors is an integer number (1081676268).

Almost surely, 2^8484478447 is an apocalyptic number.

8484478447 is a deficient number, since it is larger than the sum of its proper divisors (168931697).

8484478447 is a wasteful number, since it uses less digits than its factorization.

8484478447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163889.

The product of its digits is 25690112, while the sum is 58.

The square root of 8484478447 is about 92111.2286694733. The cubic root of 8484478447 is about 2039.5845661003.

The spelling of 8484478447 in words is "eight billion, four hundred eighty-four million, four hundred seventy-eight thousand, four hundred forty-seven".