504093928 has 32 divisors (see below), whose sum is σ = 1077761160. Its totient is φ = 218972160.

The previous prime is 504093917. The next prime is 504093977. The reversal of 504093928 is 829390405.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 280830564 + 223263364 = 16758^2 + 14942^2 .

It is a super-2 number, since 2×504093928² = 508221376492938368, which contains 22 as substring.

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, 140793 + ... + 144328.

Almost surely, 2^504093928 is an apocalyptic number.

It is an amenable number.

504093928 is an abundant number, since it is smaller than the sum of its proper divisors (573667232).

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

504093928 is a wasteful number, since it uses less digits than its factorization.

504093928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285157 (or 285153 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 504093928 is about 22452.0361660140. The cubic root of 504093928 is about 795.8608756626.

The spelling of 504093928 in words is "five hundred four million, ninety-three thousand, nine hundred twenty-eight".