844026 has 32 divisors (see below), whose sum is σ = 1790208. Its totient is φ = 264960.

The previous prime is 844013. The next prime is 844043. The reversal of 844026 is 620448.

It is a junction number, because it is equal to n+sod(n) for n = 843987 and 844005.

It is an unprimeable number.

844026 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11526 + ... + 11598.

It is an arithmetic number, because the mean of its divisors is an integer number (55944).

2⁸⁴⁴⁰²⁶ is an apocalyptic number.

844026 is an abundant number, since it is smaller than the sum of its proper divisors (946182).

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

844026 is a wasteful number, since it uses less digits than its factorization.

844026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 844026 is about 918.7088766307. The cubic root of 844026 is about 94.5043809732.

The spelling of 844026 in words is "eight hundred forty-four thousand, twenty-six".