162222522 has 96 divisors (see below), whose sum is σ = 412304256. Its totient is φ = 41648640.

The previous prime is 162222503. The next prime is 162222539. The reversal of 162222522 is 225222261.

It is a happy number.

It is a super-2 number, since 2×162222522² = 52632293288080968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 162222492 and 162222501.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 696118 + ... + 696350.

It is an arithmetic number, because the mean of its divisors is an integer number (4294836).

Almost surely, 2^162222522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162222522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206152128).

162222522 is an abundant number, since it is smaller than the sum of its proper divisors (250081734).

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

162222522 is a wasteful number, since it uses less digits than its factorization.

162222522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404 (or 393 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 162222522 is about 12736.6605513376. The cubic root of 162222522 is about 545.3856619932.

Adding to 162222522 its reverse (225222261), we get a palindrome (387444783).

The spelling of 162222522 in words is "one hundred sixty-two million, two hundred twenty-two thousand, five hundred twenty-two".