503028030 has 16 divisors (see below), whose sum is σ = 1207267344. Its totient is φ = 134140800.

The previous prime is 503028017. The next prime is 503028049. The reversal of 503028030 is 30820305.

It is a junction number, because it is equal to n+sod(n) for n = 503027988 and 503028006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8383771 + ... + 8383830.

It is an arithmetic number, because the mean of its divisors is an integer number (75454209).

Almost surely, 2^503028030 is an apocalyptic number.

503028030 is an abundant number, since it is smaller than the sum of its proper divisors (704239314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503028030 is a wasteful number, since it uses less digits than its factorization.

503028030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16767611.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 503028030 is about 22428.2863812642. The cubic root of 503028030 is about 795.2995350858.

Adding to 503028030 its reverse (30820305), we get a palindrome (533848335).

The spelling of 503028030 in words is "five hundred three million, twenty-eight thousand, thirty".