5221422 has 40 divisors (see below), whose sum is σ = 11830896. Its totient is φ = 1721088.

The previous prime is 5221399. The next prime is 5221451. The reversal of 5221422 is 2241225.

5221422 is a `hidden beast` number, since 522 + 142 + 2 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 5221395 and 5221404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 26958 + ... + 27150.

Almost surely, 2^5221422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5221422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5915448).

5221422 is an abundant number, since it is smaller than the sum of its proper divisors (6609474).

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

5221422 is a wasteful number, since it uses less digits than its factorization.

5221422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374 (or 365 counting only the distinct ones).

The product of its digits is 320, while the sum is 18.

The square root of 5221422 is about 2285.0431068144. The cubic root of 5221422 is about 173.4853999181.

Adding to 5221422 its reverse (2241225), we get a palindrome (7462647).

The spelling of 5221422 in words is "five million, two hundred twenty-one thousand, four hundred twenty-two".