4744473447 has 16 divisors (see below), whose sum is σ = 7299868160. Its totient is φ = 2684804832.

The previous prime is 4744473443. The next prime is 4744473463. The reversal of 4744473447 is 7443744474.

It is not a de Polignac number, because 4744473447 - 2² = 4744473443 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4744473396 and 4744473405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4744473443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1094572 + ... + 1098897.

It is an arithmetic number, because the mean of its divisors is an integer number (456241760).

Almost surely, 2^4744473447 is an apocalyptic number.

4744473447 is a deficient number, since it is larger than the sum of its proper divisors (2555394713).

4744473447 is a wasteful number, since it uses less digits than its factorization.

4744473447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193582.

The product of its digits is 4214784, while the sum is 48.

The square root of 4744473447 is about 68880.1382620564. The cubic root of 4744473447 is about 1680.3355158264.

The spelling of 4744473447 in words is "four billion, seven hundred forty-four million, four hundred seventy-three thousand, four hundred forty-seven".