506147 has 2 divisors, whose sum is σ = 506148. Its totient is φ = 506146.

The previous prime is 506131. The next prime is 506171. The reversal of 506147 is 741605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 506147 - 2⁴ = 506131 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 506147.

It is not a weakly prime, because it can be changed into another prime (506047) 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, 253073 + 253074.

It is an arithmetic number, because the mean of its divisors is an integer number (253074).

2⁵⁰⁶¹⁴⁷ is an apocalyptic number.

506147 is a deficient number, since it is larger than the sum of its proper divisors (1).

506147 is an equidigital number, since it uses as much as digits as its factorization.

506147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 506147 is about 711.4400888339. The cubic root of 506147 is about 79.6939871945.

The spelling of 506147 in words is "five hundred six thousand, one hundred forty-seven".