2224422 has 48 divisors (see below), whose sum is σ = 5241600. Its totient is φ = 705672.

The previous prime is 2224379. The next prime is 2224429. The reversal of 2224422 is 2244222.

2224422 is a `hidden beast` number, since 222 + 442 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2224395 and 2224404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2224429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11079 + ... + 11277.

It is an arithmetic number, because the mean of its divisors is an integer number (109200).

2^2224422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2224422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2620800).

2224422 is an abundant number, since it is smaller than the sum of its proper divisors (3017178).

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

2224422 is a wasteful number, since it uses less digits than its factorization.

2224422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 227 counting only the distinct ones).

The product of its digits is 512, while the sum is 18.

The square root of 2224422 is about 1491.4496303932. The cubic root of 2224422 is about 130.5386330329.

Adding to 2224422 its reverse (2244222), we get a palindrome (4468644).

It can be divided in two parts, 2 and 224422, that multiplied together give a palindrome (448844).

The spelling of 2224422 in words is "two million, two hundred twenty-four thousand, four hundred twenty-two".