22422162 has 64 divisors (see below), whose sum is σ = 54432000. Its totient is φ = 6021120.

The previous prime is 22422157. The next prime is 22422187. The reversal of 22422162 is 26122422.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49714 + ... + 50162.

It is an arithmetic number, because the mean of its divisors is an integer number (850500).

Almost surely, 2^22422162 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22422162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27216000).

22422162 is an abundant number, since it is smaller than the sum of its proper divisors (32009838).

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

22422162 is a wasteful number, since it uses less digits than its factorization.

22422162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531.

The product of its digits is 768, while the sum is 21.

The square root of 22422162 is about 4735.2045362371. The cubic root of 22422162 is about 281.9848842559.

Adding to 22422162 its reverse (26122422), we get a palindrome (48544584).

The spelling of 22422162 in words is "twenty-two million, four hundred twenty-two thousand, one hundred sixty-two".