825422 has 16 divisors (see below), whose sum is σ = 1360800. Its totient is φ = 373152.

The previous prime is 825421. The next prime is 825439. The reversal of 825422 is 224528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1079 + ... + 1677.

It is an arithmetic number, because the mean of its divisors is an integer number (85050).

2⁸²⁵⁴²² is an apocalyptic number.

825422 is a deficient number, since it is larger than the sum of its proper divisors (535378).

825422 is a wasteful number, since it uses less digits than its factorization.

825422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667.

The product of its digits is 1280, while the sum is 23.

The square root of 825422 is about 908.5273798846. The cubic root of 825422 is about 93.8048615190.

The spelling of 825422 in words is "eight hundred twenty-five thousand, four hundred twenty-two".