8163822 has 8 divisors (see below), whose sum is σ = 16327656. Its totient is φ = 2721272.

The previous prime is 8163821. The next prime is 8163823. The reversal of 8163822 is 2283618.

It is an interprime number because it is at equal distance from previous prime (8163821) and next prime (8163823).

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

8163822 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 8163822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8163821) 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, 680313 + ... + 680324.

It is an arithmetic number, because the mean of its divisors is an integer number (2040957).

Almost surely, 2^8163822 is an apocalyptic number.

8163822 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.

8163822 is a wasteful number, since it uses less digits than its factorization.

8163822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360642.

The product of its digits is 4608, while the sum is 30.

The square root of 8163822 is about 2857.2402769106. The cubic root of 8163822 is about 201.3559692934.

It can be divided in two parts, 81 and 63822, that added together give a triangular number (63903 = T₃₅₇).

The spelling of 8163822 in words is "eight million, one hundred sixty-three thousand, eight hundred twenty-two".