173648 has 10 divisors (see below), whose sum is σ = 336474. Its totient is φ = 86816.

The previous prime is 173647. The next prime is 173651. The reversal of 173648 is 846371.

It can be written as a sum of positive squares in only one way, i.e., 150544 + 23104 = 388^2 + 152^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 173648.

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 173648.

It is not an unprimeable number, because it can be changed into a prime (173647) by changing a digit.

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, 5411 + ... + 5442.

2¹⁷³⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

173648 is a deficient number, since it is larger than the sum of its proper divisors (162826).

173648 is a wasteful number, since it uses less digits than its factorization.

173648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10861 (or 10855 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 173648 is about 416.7109309821. The cubic root of 173648 is about 55.7900300357.

The spelling of 173648 in words is "one hundred seventy-three thousand, six hundred forty-eight".