4448246838 has 64 divisors (see below), whose sum is σ = 10651392000. Its totient is φ = 1211543424.

The previous prime is 4448246837. The next prime is 4448246861. The reversal of 4448246838 is 8386428444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4448246837) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73108 + ... + 119336.

It is an arithmetic number, because the mean of its divisors is an integer number (166428000).

Almost surely, 2^4448246838 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4448246838, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5325696000).

4448246838 is an abundant number, since it is smaller than the sum of its proper divisors (6203145162).

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

4448246838 is a wasteful number, since it uses less digits than its factorization.

4448246838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46349.

The product of its digits is 4718592, while the sum is 51.

The square root of 4448246838 is about 66695.1785213894. The cubic root of 4448246838 is about 1644.6101246817.

The spelling of 4448246838 in words is "four billion, four hundred forty-eight million, two hundred forty-six thousand, eight hundred thirty-eight".