504331 has 4 divisors (see below), whose sum is σ = 506464. Its totient is φ = 502200.

The previous prime is 504323. The next prime is 504337. The reversal of 504331 is 133405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133405 = 5 ⋅26681.

It is a cyclic number.

It is not a de Polignac number, because 504331 - 2³ = 504323 is a prime.

It is a super-2 number, since 2×504331² = 508699515122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660 + ... + 1201.

It is an arithmetic number, because the mean of its divisors is an integer number (126616).

2⁵⁰⁴³³¹ is an apocalyptic number.

504331 is a deficient number, since it is larger than the sum of its proper divisors (2133).

504331 is a wasteful number, since it uses less digits than its factorization.

504331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 504331 is about 710.1626574243. The cubic root of 504331 is about 79.5985618790.

Adding to 504331 its reverse (133405), we get a palindrome (637736).

The spelling of 504331 in words is "five hundred four thousand, three hundred thirty-one".