504289 has 2 divisors, whose sum is σ = 504290. Its totient is φ = 504288.

The previous prime is 504269. The next prime is 504299. The reversal of 504289 is 982405.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 501264 + 3025 = 708^2 + 55^2 .

It is a cyclic number.

It is not a de Polignac number, because 504289 - 2⁹ = 503777 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (504209) by changing a digit.

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, 252144 + 252145.

It is an arithmetic number, because the mean of its divisors is an integer number (252145).

2⁵⁰⁴²⁸⁹ is an apocalyptic number.

It is an amenable number.

504289 is a deficient number, since it is larger than the sum of its proper divisors (1).

504289 is an equidigital number, since it uses as much as digits as its factorization.

504289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 504289 is about 710.1330861184. The cubic root of 504289 is about 79.5963521977.

The spelling of 504289 in words is "five hundred four thousand, two hundred eighty-nine".