843606 has 12 divisors (see below), whose sum is σ = 1827852. Its totient is φ = 281196.

The previous prime is 843589. The next prime is 843607. The reversal of 843606 is 606348.

It is a self number, because there is not a number n which added to its sum of digits gives 843606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (843607) 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 in 5 ways as a sum of consecutive naturals, for example, 23416 + ... + 23451.

It is an arithmetic number, because the mean of its divisors is an integer number (152321).

2⁸⁴³⁶⁰⁶ is an apocalyptic number.

843606 is an abundant number, since it is smaller than the sum of its proper divisors (984246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

843606 is a wasteful number, since it uses less digits than its factorization.

843606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46875 (or 46872 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 843606 is about 918.4802665273. The cubic root of 843606 is about 94.4887027731.

The spelling of 843606 in words is "eight hundred forty-three thousand, six hundred six".