504442031 has 2 divisors, whose sum is σ = 504442032. Its totient is φ = 504442030.

The previous prime is 504442027. The next prime is 504442051. The reversal of 504442031 is 130244405.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 504442031 - 2² = 504442027 is a prime.

It is a super-2 number, since 2×504442031² = 508923525278809922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 504441988 and 504442006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504442051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252221015 + 252221016.

It is an arithmetic number, because the mean of its divisors is an integer number (252221016).

Almost surely, 2^504442031 is an apocalyptic number.

504442031 is a deficient number, since it is larger than the sum of its proper divisors (1).

504442031 is an equidigital number, since it uses as much as digits as its factorization.

504442031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 504442031 is about 22459.7869758375. The cubic root of 504442031 is about 796.0440279133.

Adding to 504442031 its reverse (130244405), we get a palindrome (634686436).

The spelling of 504442031 in words is "five hundred four million, four hundred forty-two thousand, thirty-one".