524480728 has 16 divisors (see below), whose sum is σ = 984736080. Its totient is φ = 261884448.

The previous prime is 524480711. The next prime is 524480729. The reversal of 524480728 is 827084425.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (524480729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38175 + ... + 50062.

It is an arithmetic number, because the mean of its divisors is an integer number (61546005).

Almost surely, 2^524480728 is an apocalyptic number.

It is an amenable number.

524480728 is a deficient number, since it is larger than the sum of its proper divisors (460255352).

524480728 is a wasteful number, since it uses less digits than its factorization.

524480728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88986 (or 88982 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 40.

The square root of 524480728 is about 22901.5442274096. The cubic root of 524480728 is about 806.4482643792.

The spelling of 524480728 in words is "five hundred twenty-four million, four hundred eighty thousand, seven hundred twenty-eight".