3847454784 has 84 divisors (see below), whose sum is σ = 11183477760. Its totient is φ = 1264408320.

The previous prime is 3847454777. The next prime is 3847454797. The reversal of 3847454784 is 4874547483.

It is a self number, because there is not a number n which added to its sum of digits gives 3847454784.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6144 + ... + 87935.

It is an arithmetic number, because the mean of its divisors is an integer number (133136640).

Almost surely, 2^3847454784 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 3847454784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5591738880).

3847454784 is an abundant number, since it is smaller than the sum of its proper divisors (7336022976).

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

3847454784 is a wasteful number, since it uses less digits than its factorization.

3847454784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94168 (or 94155 counting only the distinct ones).

The product of its digits is 12042240, while the sum is 54.

The square root of 3847454784 is about 62027.8549040671. The cubic root of 3847454784 is about 1566.9597518573.

The spelling of 3847454784 in words is "three billion, eight hundred forty-seven million, four hundred fifty-four thousand, seven hundred eighty-four".