165744 is a `hidden beast` number, since 1 + 657 + 4 + 4 = 666.
It is a plaindrome in base 14.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 165744.
165744 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2165744 is an apocalyptic number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
165744 is a wasteful number, since it uses less digits than its factorization.
165744 is an evil number, because the sum of its binary digits is even.
The square root of 165744 is about 407.1166908885. The cubic root of 165744 is about 54.9303802311.
The spelling of 165744 in words is "one hundred sixty-five thousand, seven hundred forty-four".