506843 has 2 divisors, whose sum is σ = 506844. Its totient is φ = 506842.

The previous prime is 506837. The next prime is 506861. The reversal of 506843 is 348605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 506843 - 2¹⁰ = 505819 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (506873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253421 + 253422.

It is an arithmetic number, because the mean of its divisors is an integer number (253422).

2⁵⁰⁶⁸⁴³ is an apocalyptic number.

506843 is a deficient number, since it is larger than the sum of its proper divisors (1).

506843 is an equidigital number, since it uses as much as digits as its factorization.

506843 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 26.

The square root of 506843 is about 711.9290695006. The cubic root of 506843 is about 79.7304993872.

The spelling of 506843 in words is "five hundred six thousand, eight hundred forty-three".