506526728 has 16 divisors (see below), whose sum is σ = 950130000. Its totient is φ = 253158736.

The previous prime is 506526689. The next prime is 506526733. The reversal of 506526728 is 827625605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9863 + ... + 33321.

It is an arithmetic number, because the mean of its divisors is an integer number (59383125).

Almost surely, 2^506526728 is an apocalyptic number.

It is an amenable number.

506526728 is a deficient number, since it is larger than the sum of its proper divisors (443603272).

506526728 is a wasteful number, since it uses less digits than its factorization.

506526728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26164 (or 26160 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 506526728 is about 22506.1486709743. The cubic root of 506526728 is about 797.1391188946.

The spelling of 506526728 in words is "five hundred six million, five hundred twenty-six thousand, seven hundred twenty-eight".