825766 has 8 divisors (see below), whose sum is σ = 1272240. Its totient is φ = 401688.

The previous prime is 825763. The next prime is 825779. The reversal of 825766 is 667528.

825766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 8 + 2¹¹ + 7⁷ + 5³ + 6 + 6² .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5506 + ... + 5653.

It is an arithmetic number, because the mean of its divisors is an integer number (159030).

2⁸²⁵⁷⁶⁶ is an apocalyptic number.

825766 is a deficient number, since it is larger than the sum of its proper divisors (446474).

825766 is a wasteful number, since it uses less digits than its factorization.

825766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11198.

The product of its digits is 20160, while the sum is 34.

The square root of 825766 is about 908.7166775184. The cubic root of 825766 is about 93.8178909717.

The spelling of 825766 in words is "eight hundred twenty-five thousand, seven hundred sixty-six".