609443 has 2 divisors, whose sum is σ = 609444. Its totient is φ = 609442.

The previous prime is 609437. The next prime is 609461. The reversal of 609443 is 344906.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 609443 - 2⁶ = 609379 is a prime.

It is a Chen prime.

It is a plaindrome in base 9.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 609443.

It is not a weakly prime, because it can be changed into another prime (609403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304721 + 304722.

It is an arithmetic number, because the mean of its divisors is an integer number (304722).

2⁶⁰⁹⁴⁴³ is an apocalyptic number.

609443 is a deficient number, since it is larger than the sum of its proper divisors (1).

609443 is an equidigital number, since it uses as much as digits as its factorization.

609443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 609443 is about 780.6683034426. The cubic root of 609443 is about 84.7834394949.

It can be divided in two parts, 60 and 9443, that multiplied together give a triangular number (566580 = T₁₀₆₄).

The spelling of 609443 in words is "six hundred nine thousand, four hundred forty-three".