4392822 has 32 divisors (see below), whose sum is σ = 10289664. Its totient is φ = 1224000.

The previous prime is 4392811. The next prime is 4392853. The reversal of 4392822 is 2282934.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 4392822.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 447 + ... + 2997.

It is an arithmetic number, because the mean of its divisors is an integer number (321552).

Almost surely, 2^4392822 is an apocalyptic number.

4392822 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4392822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5144832).

4392822 is an abundant number, since it is smaller than the sum of its proper divisors (5896842).

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

4392822 is a wasteful number, since it uses less digits than its factorization.

4392822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604.

The product of its digits is 6912, while the sum is 30.

The square root of 4392822 is about 2095.9060093430. The cubic root of 4392822 is about 163.7750982255.

The spelling of 4392822 in words is "four million, three hundred ninety-two thousand, eight hundred twenty-two".