825867 has 12 divisors (see below), whose sum is σ = 1363440. Its totient is φ = 471888.

The previous prime is 825857. The next prime is 825883. The reversal of 825867 is 768528.

It is not a de Polignac number, because 825867 - 2⁷ = 825739 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 825867.

It is not an unprimeable number, because it can be changed into a prime (825827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6492 + ... + 6617.

It is an arithmetic number, because the mean of its divisors is an integer number (113620).

2⁸²⁵⁸⁶⁷ is an apocalyptic number.

825867 is a deficient number, since it is larger than the sum of its proper divisors (537573).

825867 is a wasteful number, since it uses less digits than its factorization.

825867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13122 (or 13119 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 825867 is about 908.7722486960. The cubic root of 825867 is about 93.8217157924.

The spelling of 825867 in words is "eight hundred twenty-five thousand, eight hundred sixty-seven".