3920392448 has 72 divisors (see below), whose sum is σ = 9161698560. Its totient is φ = 1639157760.

The previous prime is 3920392429. The next prime is 3920392451. The reversal of 3920392448 is 8442930293.

It is a junction number, because it is equal to n+sod(n) for n = 3920392399 and 3920392408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46793 + ... + 100151.

Almost surely, 2^3920392448 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 3920392448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4580849280).

3920392448 is an abundant number, since it is smaller than the sum of its proper divisors (5241306112).

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

3920392448 is an equidigital number, since it uses as much as digits as its factorization.

3920392448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53423 (or 53409 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 3920392448 is about 62613.0373644339. The cubic root of 3920392448 is about 1576.7996491662.

The spelling of 3920392448 in words is "three billion, nine hundred twenty million, three hundred ninety-two thousand, four hundred forty-eight".