169266 has 8 divisors (see below), whose sum is σ = 338544. Its totient is φ = 56420.

The previous prime is 169259. The next prime is 169283. The reversal of 169266 is 662961.

It is a sphenic number, since it is the product of 3 distinct primes.

169266 is an admirable number.

It is an unprimeable number.

169266 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14100 + ... + 14111.

It is an arithmetic number, because the mean of its divisors is an integer number (42318).

2¹⁶⁹²⁶⁶ is an apocalyptic number.

169266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

169266 is a wasteful number, since it uses less digits than its factorization.

169266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28216.

The product of its digits is 3888, while the sum is 30.

The square root of 169266 is about 411.4194939475. The cubic root of 169266 is about 55.3167399157.

It can be divided in two parts, 169 and 266, that added together give a triangular number (435 = T₂₉).

The spelling of 169266 in words is "one hundred sixty-nine thousand, two hundred sixty-six".