2448439939 has 8 divisors (see below), whose sum is σ = 2687021568. Its totient is φ = 2212524360.

The previous prime is 2448439919. The next prime is 2448440003. The reversal of 2448439939 is 9399348442.

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 2448439939 - 2¹¹ = 2448437891 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2448439939.

It is not an unprimeable number, because it can be changed into a prime (2448439919) 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, 664587 + ... + 668260.

It is an arithmetic number, because the mean of its divisors is an integer number (335877696).

Almost surely, 2^2448439939 is an apocalyptic number.

2448439939 is a deficient number, since it is larger than the sum of its proper divisors (238581629).

2448439939 is a wasteful number, since it uses less digits than its factorization.

2448439939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333025.

The product of its digits is 6718464, while the sum is 55.

The square root of 2448439939 is about 49481.7131776983. The cubic root of 2448439939 is about 1347.8135506505.

The spelling of 2448439939 in words is "two billion, four hundred forty-eight million, four hundred thirty-nine thousand, nine hundred thirty-nine".