605745728 has 28 divisors (see below), whose sum is σ = 1373745792. Its totient is φ = 259605120.

The previous prime is 605745719. The next prime is 605745787. The reversal of 605745728 is 827547506.

It is a tau number, because it is divible by the number of its divisors (28).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675608 + ... + 676503.

Almost surely, 2^605745728 is an apocalyptic number.

It is an amenable number.

605745728 is an abundant number, since it is smaller than the sum of its proper divisors (768000064).

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

605745728 is a wasteful number, since it uses less digits than its factorization.

605745728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352130 (or 1352120 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The square root of 605745728 is about 24611.9021613527. The cubic root of 605745728 is about 846.1164137745.

The spelling of 605745728 in words is "six hundred five million, seven hundred forty-five thousand, seven hundred twenty-eight".