3793451728 has 80 divisors (see below), whose sum is σ = 8236883520. Its totient is φ = 1677824000.

The previous prime is 3793451699. The next prime is 3793451729. The reversal of 3793451728 is 8271543973.

3793451728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3793451729) 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, 1046976 + ... + 1050592.

It is an arithmetic number, because the mean of its divisors is an integer number (102961044).

Almost surely, 2^3793451728 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 3793451728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4118441760).

3793451728 is an abundant number, since it is smaller than the sum of its proper divisors (4443431792).

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

3793451728 is a wasteful number, since it uses less digits than its factorization.

3793451728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3796 (or 3790 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 49.

The square root of 3793451728 is about 61591.0036287768. The cubic root of 3793451728 is about 1559.5938741174.

The spelling of 3793451728 in words is "three billion, seven hundred ninety-three million, four hundred fifty-one thousand, seven hundred twenty-eight".