166334169 has 8 divisors (see below), whose sum is σ = 229426560. Its totient is φ = 107065616.

The previous prime is 166334167. The next prime is 166334177. The reversal of 166334169 is 961433661.

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

It is a cyclic number.

It is not a de Polignac number, because 166334169 - 2¹ = 166334167 is a prime.

It is a super-2 number, since 2×166334169² = 55334111553841122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (166334167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 955857 + ... + 956030.

It is an arithmetic number, because the mean of its divisors is an integer number (28678320).

Almost surely, 2^166334169 is an apocalyptic number.

It is an amenable number.

166334169 is a deficient number, since it is larger than the sum of its proper divisors (63092391).

166334169 is a wasteful number, since it uses less digits than its factorization.

166334169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911919.

The product of its digits is 69984, while the sum is 39.

The square root of 166334169 is about 12897.0604790394. The cubic root of 166334169 is about 549.9550034814.

It can be divided in two parts, 16633 and 4169, that added together give a palindrome (20802).

The spelling of 166334169 in words is "one hundred sixty-six million, three hundred thirty-four thousand, one hundred sixty-nine".