3789421056 has 100 divisors (see below), whose sum is σ = 11310547842. Its totient is φ = 1263126528.

The previous prime is 3789421049. The next prime is 3789421073. The reversal of 3789421056 is 6501249873.

3789421056 is digitally balanced in base 2 and base 10, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2057529600 + 1731891456 = 45360^2 + 41616^2 .

3789421056 is strictly pandigital in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4215 + ... + 87158.

It is a 1-persistent number, because it is pandigital, but 2⋅3789421056 = 7578842112 is not.

Almost surely, 2^3789421056 is an apocalyptic number.

3789421056 is a gapful number since it is divisible by the number (36) 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 3789421056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5655273921).

3789421056 is an abundant number, since it is smaller than the sum of its proper divisors (7521126786).

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

3789421056 is an frugal number, since it uses more digits than its factorization.

3789421056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91403 (or 91378 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 3789421056 is about 61558.2736600045. The cubic root of 3789421056 is about 1559.0413044470.

The spelling of 3789421056 in words is "three billion, seven hundred eighty-nine million, four hundred twenty-one thousand, fifty-six".