3919948368 has 160 divisors (see below), whose sum is σ = 12263024640. Its totient is φ = 1054010880.

The previous prime is 3919948363. The next prime is 3919948381. The reversal of 3919948368 is 8638499193.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3919948363) 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, 1000333 + ... + 1004243.

It is an arithmetic number, because the mean of its divisors is an integer number (76643904).

Almost surely, 2^3919948368 is an apocalyptic number.

3919948368 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3919948368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6131512320).

3919948368 is an abundant number, since it is smaller than the sum of its proper divisors (8343076272).

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

3919948368 is a wasteful number, since it uses less digits than its factorization.

3919948368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4105 (or 4099 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 60.

The square root of 3919948368 is about 62609.4910377013. The cubic root of 3919948368 is about 1576.7401099203.

The spelling of 3919948368 in words is "three billion, nine hundred nineteen million, nine hundred forty-eight thousand, three hundred sixty-eight".