492822 has 48 divisors (see below), whose sum is σ = 1235520. Its totient is φ = 140400.

The previous prime is 492799. The next prime is 492839. The reversal of 492822 is 228294.

It is a congruent number.

It is an unprimeable number.

492822 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 in 23 ways as a sum of consecutive naturals, for example, 3697 + ... + 3827.

It is an arithmetic number, because the mean of its divisors is an integer number (25740).

2⁴⁹²⁸²² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 492822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (617760).

492822 is an abundant number, since it is smaller than the sum of its proper divisors (742698).

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

492822 is a wasteful number, since it uses less digits than its factorization.

492822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 166 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 492822 is about 702.0128203958. The cubic root of 492822 is about 78.9884082763.

It can be divided in two parts, 49282 and 2, that added together give a square (49284 = 222²).

The spelling of 492822 in words is "four hundred ninety-two thousand, eight hundred twenty-two".