2182422 has 32 divisors (see below), whose sum is σ = 4878720. Its totient is φ = 645120.

The previous prime is 2182421. The next prime is 2182429. The reversal of 2182422 is 2242812.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2182421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2454 + ... + 3222.

It is an arithmetic number, because the mean of its divisors is an integer number (152460).

2^2182422 is an apocalyptic number.

2182422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2182422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2439360).

2182422 is an abundant number, since it is smaller than the sum of its proper divisors (2696298).

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

2182422 is a wasteful number, since it uses less digits than its factorization.

2182422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828.

The product of its digits is 512, while the sum is 21.

The square root of 2182422 is about 1477.3022710333. The cubic root of 2182422 is about 129.7118271584.

The spelling of 2182422 in words is "two million, one hundred eighty-two thousand, four hundred twenty-two".