843226 has 12 divisors (see below), whose sum is σ = 1323882. Its totient is φ = 402776.

The previous prime is 843211. The next prime is 843229. The reversal of 843226 is 622348.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 724201 + 119025 = 851^2 + 345^2 .

It is a super-2 number, since 2×843226² = 1422060174152, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 843226.

It is not an unprimeable number, because it can be changed into a prime (843229) 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, 660 + ... + 1456.

2⁸⁴³²²⁶ is an apocalyptic number.

843226 is a deficient number, since it is larger than the sum of its proper divisors (480656).

843226 is a wasteful number, since it uses less digits than its factorization.

843226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845 (or 822 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 843226 is about 918.2733797731. The cubic root of 843226 is about 94.4745132504.

It can be divided in two parts, 8 and 43226, that added together give a palindrome (43234).

The spelling of 843226 in words is "eight hundred forty-three thousand, two hundred twenty-six".