168244 has 6 divisors (see below), whose sum is σ = 294434. Its totient is φ = 84120.

The previous prime is 168227. The next prime is 168247. The reversal of 168244 is 442861.

168244 is an esthetic number in base 14, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in only one way, i.e., 168100 + 144 = 410^2 + 12^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168247) by changing a digit.

168244 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21027 + ... + 21034.

2¹⁶⁸²⁴⁴ is an apocalyptic number.

It is an amenable number.

168244 is a deficient number, since it is larger than the sum of its proper divisors (126190).

168244 is a wasteful number, since it uses less digits than its factorization.

168244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42065 (or 42063 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 168244 is about 410.1755721639. The cubic root of 168244 is about 55.2051839982.

The spelling of 168244 in words is "one hundred sixty-eight thousand, two hundred forty-four".