164066 has 8 divisors (see below), whose sum is σ = 281280. Its totient is φ = 70308.

The previous prime is 164057. The next prime is 164071. The reversal of 164066 is 660461.

164066 = T₂₁₃ + T₂₁₄ + ... + T₂₁₉.

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

It is an unprimeable number.

164066 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, 5846 + ... + 5873.

It is an arithmetic number, because the mean of its divisors is an integer number (35160).

2¹⁶⁴⁰⁶⁶ is an apocalyptic number.

164066 is a deficient number, since it is larger than the sum of its proper divisors (117214).

164066 is a wasteful number, since it uses less digits than its factorization.

164066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11728.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 164066 is about 405.0506141212. The cubic root of 164066 is about 54.7443785364.

It can be divided in two parts, 16 and 4066, that multiplied together give a palindrome (65056).

The spelling of 164066 in words is "one hundred sixty-four thousand, sixty-six".