826005 has 16 divisors (see below), whose sum is σ = 1347840. Its totient is φ = 431808.

The previous prime is 825997. The next prime is 826019. The reversal of 826005 is 500628.

It is a happy number.

826005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 826005 - 2³ = 825997 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276 + ... + 1314.

It is an arithmetic number, because the mean of its divisors is an integer number (84240).

2⁸²⁶⁰⁰⁵ is an apocalyptic number.

It is an amenable number.

826005 is a deficient number, since it is larger than the sum of its proper divisors (521835).

826005 is a wasteful number, since it uses less digits than its factorization.

826005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 826005 is about 908.8481721388. The cubic root of 826005 is about 93.8269412809.

The spelling of 826005 in words is "eight hundred twenty-six thousand, five".