822133 has 4 divisors (see below), whose sum is σ = 885388. Its totient is φ = 758880.

The previous prime is 822131. The next prime is 822139. The reversal of 822133 is 331228.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 178929 + 643204 = 423^2 + 802^2 .

It is a cyclic number.

It is not a de Polignac number, because 822133 - 2¹ = 822131 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 822133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (822131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31608 + ... + 31633.

It is an arithmetic number, because the mean of its divisors is an integer number (221347).

2⁸²²¹³³ is an apocalyptic number.

It is an amenable number.

822133 is a deficient number, since it is larger than the sum of its proper divisors (63255).

822133 is a wasteful number, since it uses less digits than its factorization.

822133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63254.

The product of its digits is 288, while the sum is 19.

The square root of 822133 is about 906.7155011358. The cubic root of 822133 is about 93.6801031595.

The spelling of 822133 in words is "eight hundred twenty-two thousand, one hundred thirty-three".