504550028 has 12 divisors (see below), whose sum is σ = 893601240. Its totient is φ = 249235392.

The previous prime is 504550027. The next prime is 504550043. The reversal of 504550028 is 820055405.

It is not an unprimeable number, because it can be changed into a prime (504550027) by changing a digit.

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, 759533 + ... + 760196.

It is an arithmetic number, because the mean of its divisors is an integer number (74466770).

Almost surely, 2^504550028 is an apocalyptic number.

It is an amenable number.

504550028 is a deficient number, since it is larger than the sum of its proper divisors (389051212).

504550028 is a wasteful number, since it uses less digits than its factorization.

504550028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519816 (or 1519814 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 504550028 is about 22462.1910774528. The cubic root of 504550028 is about 796.1008327439.

The spelling of 504550028 in words is "five hundred four million, five hundred fifty thousand, twenty-eight".