504026 has 4 divisors (see below), whose sum is σ = 756042. Its totient is φ = 252012.

The previous prime is 504017. The next prime is 504047. The reversal of 504026 is 620405.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 255025 + 249001 = 505^2 + 499^2 .

It is a junction number, because it is equal to n+sod(n) for n = 503995 and 504013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126005 + ... + 126008.

2⁵⁰⁴⁰²⁶ is an apocalyptic number.

504026 is a deficient number, since it is larger than the sum of its proper divisors (252016).

504026 is a wasteful number, since it uses less digits than its factorization.

504026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252015.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 504026 is about 709.9478854113. The cubic root of 504026 is about 79.5825125932.

The spelling of 504026 in words is "five hundred four thousand, twenty-six".