1794427728 has 80 divisors (see below), whose sum is σ = 4746571200. Its totient is φ = 583971840.

The previous prime is 1794427721. The next prime is 1794427757. The reversal of 1794427728 is 8277244971.

1794427728 is digitally balanced in base 4, 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 (1794427721) 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, 404788 + ... + 409196.

It is an arithmetic number, because the mean of its divisors is an integer number (59332140).

Almost surely, 2^1794427728 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 1794427728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2373285600).

1794427728 is an abundant number, since it is smaller than the sum of its proper divisors (2952143472).

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

1794427728 is a wasteful number, since it uses less digits than its factorization.

1794427728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4620 (or 4614 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 51.

The square root of 1794427728 is about 42360.6861134236. The cubic root of 1794427728 is about 1215.1838540386.

The spelling of 1794427728 in words is "one billion, seven hundred ninety-four million, four hundred twenty-seven thousand, seven hundred twenty-eight".