166322 has 8 divisors (see below), whose sum is σ = 268716. Its totient is φ = 76752.

The previous prime is 166319. The next prime is 166349. The reversal of 166322 is 223661.

It can be written as a sum of positive squares in 2 ways, for example, as 121801 + 44521 = 349^2 + 211^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 166294 and 166303.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 166322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3173 + ... + 3224.

2¹⁶⁶³²² is an apocalyptic number.

166322 is a deficient number, since it is larger than the sum of its proper divisors (102394).

166322 is a wasteful number, since it uses less digits than its factorization.

166322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6412.

The product of its digits is 432, while the sum is 20.

The square root of 166322 is about 407.8259432650. The cubic root of 166322 is about 54.9941591594.

Adding to 166322 its reverse (223661), we get a palindrome (389983).

The spelling of 166322 in words is "one hundred sixty-six thousand, three hundred twenty-two".