4429244647 has 4 divisors (see below), whose sum is σ = 4429402560. Its totient is φ = 4429086736.

The previous prime is 4429244639. The next prime is 4429244653. The reversal of 4429244647 is 7464429244.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4429244647 - 2³ = 4429244639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4429244597 and 4429244606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4429244747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24247 + ... + 97192.

It is an arithmetic number, because the mean of its divisors is an integer number (1107350640).

Almost surely, 2^4429244647 is an apocalyptic number.

4429244647 is a deficient number, since it is larger than the sum of its proper divisors (157913).

4429244647 is a wasteful number, since it uses less digits than its factorization.

4429244647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157912.

The product of its digits is 1548288, while the sum is 46.

The square root of 4429244647 is about 66552.5705514070. The cubic root of 4429244647 is about 1642.2649459496.

The spelling of 4429244647 in words is "four billion, four hundred twenty-nine million, two hundred forty-four thousand, six hundred forty-seven".