166122322 has 16 divisors (see below), whose sum is σ = 252046080. Its totient is φ = 82110672.

The previous prime is 166122311. The next prime is 166122323. The reversal of 166122322 is 223221661.

It is not an unprimeable number, because it can be changed into a prime (166122323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187693 + ... + 188575.

It is an arithmetic number, because the mean of its divisors is an integer number (15752880).

Almost surely, 2^166122322 is an apocalyptic number.

166122322 is a deficient number, since it is larger than the sum of its proper divisors (85923758).

166122322 is a wasteful number, since it uses less digits than its factorization.

166122322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857.

The product of its digits is 1728, while the sum is 25.

The square root of 166122322 is about 12888.8448667831. The cubic root of 166122322 is about 549.7214258686.

Adding to 166122322 its reverse (223221661), we get a palindrome (389343983).

The spelling of 166122322 in words is "one hundred sixty-six million, one hundred twenty-two thousand, three hundred twenty-two".