168226 has 12 divisors (see below), whose sum is σ = 267462. Its totient is φ = 79344.

The previous prime is 168211. The next prime is 168227. The reversal of 168226 is 622861.

It can be written as a sum of positive squares in only one way, i.e., 159201 + 9025 = 399^2 + 95^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 168226.

It is not an unprimeable number, because it can be changed into a prime (168227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 606 + ... + 838.

2¹⁶⁸²²⁶ is an apocalyptic number.

168226 is a deficient number, since it is larger than the sum of its proper divisors (99236).

168226 is a wasteful number, since it uses less digits than its factorization.

168226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273 (or 254 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 168226 is about 410.1536297535. The cubic root of 168226 is about 55.2032151736.

The spelling of 168226 in words is "one hundred sixty-eight thousand, two hundred twenty-six".