16522122 has 16 divisors (see below), whose sum is σ = 33085440. Its totient is φ = 5500512.

The previous prime is 16522117. The next prime is 16522123. The reversal of 16522122 is 22122561.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (16522123) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6598 + ... + 8750.

It is an arithmetic number, because the mean of its divisors is an integer number (2067840).

Almost surely, 2^16522122 is an apocalyptic number.

16522122 is an abundant number, since it is smaller than the sum of its proper divisors (16563318).

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

16522122 is a wasteful number, since it uses less digits than its factorization.

16522122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3437.

The product of its digits is 480, while the sum is 21.

The square root of 16522122 is about 4064.7413201826. The cubic root of 16522122 is about 254.6958927592.

Adding to 16522122 its reverse (22122561), we get a palindrome (38644683).

The spelling of 16522122 in words is "sixteen million, five hundred twenty-two thousand, one hundred twenty-two".