452705728 has 14 divisors (see below), whose sum is σ = 898338056. Its totient is φ = 226352832.

The previous prime is 452705713. The next prime is 452705731. The reversal of 452705728 is 827507254.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3536700 + ... + 3536827.

It is an arithmetic number, because the mean of its divisors is an integer number (64167004).

Almost surely, 2^452705728 is an apocalyptic number.

It is an amenable number.

452705728 is a deficient number, since it is larger than the sum of its proper divisors (445632328).

452705728 is an equidigital number, since it uses as much as digits as its factorization.

452705728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7073539 (or 7073529 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 40.

The square root of 452705728 is about 21276.8824784083. The cubic root of 452705728 is about 767.8422346653.

The spelling of 452705728 in words is "four hundred fifty-two million, seven hundred five thousand, seven hundred twenty-eight".