504857 has 2 divisors, whose sum is σ = 504858. Its totient is φ = 504856.

The previous prime is 504853. The next prime is 504871. The reversal of 504857 is 758405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 491401 + 13456 = 701^2 + 116^2 .

It is a cyclic number.

It is not a de Polignac number, because 504857 - 2² = 504853 is a prime.

It is a Chen prime.

It is equal to p₄₁₈₉₇ and since 504857 and 41897 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (504851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252428 + 252429.

It is an arithmetic number, because the mean of its divisors is an integer number (252429).

2⁵⁰⁴⁸⁵⁷ is an apocalyptic number.

It is an amenable number.

504857 is a deficient number, since it is larger than the sum of its proper divisors (1).

504857 is an equidigital number, since it uses as much as digits as its factorization.

504857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 504857 is about 710.5328986050. The cubic root of 504857 is about 79.6262251240.

The spelling of 504857 in words is "five hundred four thousand, eight hundred fifty-seven".