503428052 has 12 divisors (see below), whose sum is σ = 911378580. Its totient is φ = 243034176.

The previous prime is 503428043. The next prime is 503428063. The reversal of 503428052 is 250824305.

It can be written as a sum of positive squares in 2 ways, for example, as 181010116 + 322417936 = 13454^2 + 17956^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2169833 + ... + 2170064.

It is an arithmetic number, because the mean of its divisors is an integer number (75948215).

Almost surely, 2^503428052 is an apocalyptic number.

It is an amenable number.

503428052 is a deficient number, since it is larger than the sum of its proper divisors (407950528).

503428052 is a wasteful number, since it uses less digits than its factorization.

503428052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4339930 (or 4339928 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 503428052 is about 22437.2024102828. The cubic root of 503428052 is about 795.5102940617.

The spelling of 503428052 in words is "five hundred three million, four hundred twenty-eight thousand, fifty-two".