504304331 has 2 divisors, whose sum is σ = 504304332. Its totient is φ = 504304330.

The previous prime is 504304271. The next prime is 504304369. The reversal of 504304331 is 133403405.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 504304331 - 2¹⁴ = 504287947 is a prime.

It is a super-2 number, since 2×504304331² = 508645716530715122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 504304297 and 504304306.

It is not a weakly prime, because it can be changed into another prime (504304391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252152165 + 252152166.

It is an arithmetic number, because the mean of its divisors is an integer number (252152166).

Almost surely, 2^504304331 is an apocalyptic number.

504304331 is a deficient number, since it is larger than the sum of its proper divisors (1).

504304331 is an equidigital number, since it uses as much as digits as its factorization.

504304331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 504304331 is about 22456.7212878461. The cubic root of 504304331 is about 795.9715879820.

Adding to 504304331 its reverse (133403405), we get a palindrome (637707736).

The spelling of 504304331 in words is "five hundred four million, three hundred four thousand, three hundred thirty-one".