528724036 has 9 divisors (see below), whose sum is σ = 925347549. Its totient is φ = 264339024.

The previous prime is 528723989. The next prime is 528724051. The reversal of 528724036 is 630427825.

The square root of 528724036 is 22994.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 317196100 + 211527936 = 17810^2 + 14544^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 528723986 and 528724004.

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 2 ways as a sum of consecutive naturals, for example, 40240 + ... + 51736.

Almost surely, 2^528724036 is an apocalyptic number.

528724036 is the 22994-th square number.

It is an amenable number.

528724036 is a deficient number, since it is larger than the sum of its proper divisors (396623513).

528724036 is an frugal number, since it uses more digits than its factorization.

528724036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22998 (or 11499 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The cubic root of 528724036 is about 808.6172802382.

The spelling of 528724036 in words is "five hundred twenty-eight million, seven hundred twenty-four thousand, thirty-six".