502528028 has 6 divisors (see below), whose sum is σ = 879424056. Its totient is φ = 251264012.

The previous prime is 502528009. The next prime is 502528031. The reversal of 502528028 is 820825205.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 502527985 and 502528003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62816000 + ... + 62816007.

It is an arithmetic number, because the mean of its divisors is an integer number (146570676).

Almost surely, 2^502528028 is an apocalyptic number.

It is an amenable number.

502528028 is a deficient number, since it is larger than the sum of its proper divisors (376896028).

502528028 is a wasteful number, since it uses less digits than its factorization.

502528028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125632011 (or 125632009 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 502528028 is about 22417.1369269137. The cubic root of 502528028 is about 795.0359426282.

The spelling of 502528028 in words is "five hundred two million, five hundred twenty-eight thousand, twenty-eight".