158066 has 8 divisors (see below), whose sum is σ = 251100. Its totient is φ = 74368.

The previous prime is 158047. The next prime is 158071. The reversal of 158066 is 660851.

158066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 126025 + 32041 = 355^2 + 179^2 .

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

It is a Curzon number.

It is a plaindrome in base 7.

It is an unprimeable number.

158066 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, 2291 + ... + 2358.

2¹⁵⁸⁰⁶⁶ is an apocalyptic number.

158066 is a deficient number, since it is larger than the sum of its proper divisors (93034).

158066 is a wasteful number, since it uses less digits than its factorization.

158066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 158066 is about 397.5751501289. The cubic root of 158066 is about 54.0687282187.

The spelling of 158066 in words is "one hundred fifty-eight thousand, sixty-six".