4449824439 has 4 divisors (see below), whose sum is σ = 5933099256. Its totient is φ = 2966549624.

The previous prime is 4449824429. The next prime is 4449824459. The reversal of 4449824439 is 9344289444.

It is a happy number.

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 4449824439 - 2¹³ = 4449816247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4449824391 and 4449824400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4449824429) 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 3 ways as a sum of consecutive naturals, for example, 741637404 + ... + 741637409.

It is an arithmetic number, because the mean of its divisors is an integer number (1483274814).

Almost surely, 2^4449824439 is an apocalyptic number.

4449824439 is a deficient number, since it is larger than the sum of its proper divisors (1483274817).

4449824439 is a wasteful number, since it uses less digits than its factorization.

4449824439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483274816.

The product of its digits is 3981312, while the sum is 51.

The square root of 4449824439 is about 66707.0044223243. The cubic root of 4449824439 is about 1644.8045257577.

The spelling of 4449824439 in words is "four billion, four hundred forty-nine million, eight hundred twenty-four thousand, four hundred thirty-nine".