844226 has 4 divisors (see below), whose sum is σ = 1266342. Its totient is φ = 422112.

The previous prime is 844201. The next prime is 844243. The reversal of 844226 is 622448.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 483025 + 361201 = 695^2 + 601^2 .

It is a junction number, because it is equal to n+sod(n) for n = 844195 and 844204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211055 + ... + 211058.

2⁸⁴⁴²²⁶ is an apocalyptic number.

844226 is a deficient number, since it is larger than the sum of its proper divisors (422116).

844226 is a wasteful number, since it uses less digits than its factorization.

844226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422115.

The product of its digits is 3072, while the sum is 26.

The square root of 844226 is about 918.8177185928. The cubic root of 844226 is about 94.5118449548.

The spelling of 844226 in words is "eight hundred forty-four thousand, two hundred twenty-six".