166016234 has 8 divisors (see below), whose sum is σ = 250289028. Its totient is φ = 82586560.

The previous prime is 166016233. The next prime is 166016261. The reversal of 166016234 is 432610661.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 161163025 + 4853209 = 12695^2 + 2203^2 .

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

It is a super-2 number, since 2×166016234² = 55122779903085512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 166016197 and 166016206.

It is not an unprimeable number, because it can be changed into a prime (166016233) 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, 210287 + ... + 211074.

Almost surely, 2^166016234 is an apocalyptic number.

166016234 is a deficient number, since it is larger than the sum of its proper divisors (84272794).

166016234 is a wasteful number, since it uses less digits than its factorization.

166016234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421560.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 166016234 is about 12884.7287127048. The cubic root of 166016234 is about 549.6043810614.

Adding to 166016234 its reverse (432610661), we get a palindrome (598626895).

The spelling of 166016234 in words is "one hundred sixty-six million, sixteen thousand, two hundred thirty-four".