508723828 has 12 divisors (see below), whose sum is σ = 897063552. Its totient is φ = 252419960.

The previous prime is 508723823. The next prime is 508723847. The reversal of 508723828 is 828327805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (508723823) 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, 484900 + ... + 485947.

It is an arithmetic number, because the mean of its divisors is an integer number (74755296).

Almost surely, 2^508723828 is an apocalyptic number.

It is an amenable number.

508723828 is a deficient number, since it is larger than the sum of its proper divisors (388339724).

508723828 is a wasteful number, since it uses less digits than its factorization.

508723828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970982 (or 970980 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 43.

The square root of 508723828 is about 22554.9069605707. The cubic root of 508723828 is about 798.2900079298.

The spelling of 508723828 in words is "five hundred eight million, seven hundred twenty-three thousand, eight hundred twenty-eight".