169656 has 16 divisors (see below), whose sum is σ = 424200. Its totient is φ = 56544.

The previous prime is 169649. The next prime is 169657. The reversal of 169656 is 656961.

169656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (169657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3511 + ... + 3558.

2¹⁶⁹⁶⁵⁶ is an apocalyptic number.

It is an amenable number.

169656 is an abundant number, since it is smaller than the sum of its proper divisors (254544).

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

169656 is a wasteful number, since it uses less digits than its factorization.

169656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7078 (or 7074 counting only the distinct ones).

The product of its digits is 9720, while the sum is 33.

The square root of 169656 is about 411.8931900384. The cubic root of 169656 is about 55.3591917977.

The spelling of 169656 in words is "one hundred sixty-nine thousand, six hundred fifty-six".