822534 has 8 divisors (see below), whose sum is σ = 1645080. Its totient is φ = 274176.

The previous prime is 822517. The next prime is 822539. The reversal of 822534 is 435228.

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

822534 is an admirable number.

It is a d-powerful number, because it can be written as 8⁵ + 2⁷ + 5⁵ + 2¹⁹ + 3⁴ + 4⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (822539) 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, 68539 + ... + 68550.

It is an arithmetic number, because the mean of its divisors is an integer number (205635).

2⁸²²⁵³⁴ is an apocalyptic number.

822534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

822534 is a wasteful number, since it uses less digits than its factorization.

822534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137094.

The product of its digits is 1920, while the sum is 24.

The square root of 822534 is about 906.9366019739. The cubic root of 822534 is about 93.6953316831.

The spelling of 822534 in words is "eight hundred twenty-two thousand, five hundred thirty-four".