169944 has 32 divisors (see below), whose sum is σ = 435120. Its totient is φ = 55296.

The previous prime is 169943. The next prime is 169951. The reversal of 169944 is 449961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (169943) 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, 1704 + ... + 1800.

2¹⁶⁹⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

169944 is an abundant number, since it is smaller than the sum of its proper divisors (265176).

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

169944 is a wasteful number, since it uses less digits than its factorization.

169944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 175 counting only the distinct ones).

The product of its digits is 7776, while the sum is 33.

The square root of 169944 is about 412.2426469932. The cubic root of 169944 is about 55.3904991375.

It can be divided in two parts, 16994 and 4, that multiplied together give a palindrome (67976).

The spelling of 169944 in words is "one hundred sixty-nine thousand, nine hundred forty-four".