169066 has 4 divisors (see below), whose sum is σ = 253602. Its totient is φ = 84532.

The previous prime is 169063. The next prime is 169067. The reversal of 169066 is 660961.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 164025 + 5041 = 405^2 + 71^2 .

It is not an unprimeable number, because it can be changed into a prime (169063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42265 + ... + 42268.

2¹⁶⁹⁰⁶⁶ is an apocalyptic number.

169066 is a deficient number, since it is larger than the sum of its proper divisors (84536).

169066 is an equidigital number, since it uses as much as digits as its factorization.

169066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84535.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 169066 is about 411.1763611882. The cubic root of 169066 is about 55.2949444217.

The spelling of 169066 in words is "one hundred sixty-nine thousand, sixty-six".