825908 has 6 divisors (see below), whose sum is σ = 1445346. Its totient is φ = 412952.

The previous prime is 825889. The next prime is 825919. The reversal of 825908 is 809528.

It can be written as a sum of positive squares in only one way, i.e., 824464 + 1444 = 908^2 + 38^2 .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 825908.

It is an unprimeable number.

825908 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103235 + ... + 103242.

It is an arithmetic number, because the mean of its divisors is an integer number (240891).

2⁸²⁵⁹⁰⁸ is an apocalyptic number.

It is an amenable number.

825908 is a deficient number, since it is larger than the sum of its proper divisors (619438).

825908 is a wasteful number, since it uses less digits than its factorization.

825908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206481 (or 206479 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 825908 is about 908.7948063232. The cubic root of 825908 is about 93.8232683534.

The spelling of 825908 in words is "eight hundred twenty-five thousand, nine hundred eight".