8448426392 has 64 divisors (see below), whose sum is σ = 18903456000. Its totient is φ = 3463157376.

The previous prime is 8448426377. The next prime is 8448426397. The reversal of 8448426392 is 2936248448.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 8448426392.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8448426397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149459 + ... + 198077.

It is an arithmetic number, because the mean of its divisors is an integer number (295366500).

Almost surely, 2^8448426392 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 8448426392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9451728000).

8448426392 is an abundant number, since it is smaller than the sum of its proper divisors (10455029608).

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

8448426392 is a wasteful number, since it uses less digits than its factorization.

8448426392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48768 (or 48764 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 50.

The square root of 8448426392 is about 91915.3218565871. The cubic root of 8448426392 is about 2036.6916123757.

The spelling of 8448426392 in words is "eight billion, four hundred forty-eight million, four hundred twenty-six thousand, three hundred ninety-two".