486643 has 2 divisors, whose sum is σ = 486644. Its totient is φ = 486642.

The previous prime is 486641. The next prime is 486653. The reversal of 486643 is 346684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 486643 - 2¹ = 486641 is a prime.

Together with 486641, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (486641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243321 + 243322.

It is an arithmetic number, because the mean of its divisors is an integer number (243322).

2⁴⁸⁶⁶⁴³ is an apocalyptic number.

486643 is a deficient number, since it is larger than the sum of its proper divisors (1).

486643 is an equidigital number, since it uses as much as digits as its factorization.

486643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 31.

The square root of 486643 is about 697.5980217862. The cubic root of 486643 is about 78.6569001409.

The spelling of 486643 in words is "four hundred eighty-six thousand, six hundred forty-three".