165433667 has 8 divisors (see below), whose sum is σ = 189465600. Its totient is φ = 141501384.

The previous prime is 165433643. The next prime is 165433669. The reversal of 165433667 is 766334561.

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 165433667 - 2¹⁰ = 165432643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165433669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21317 + ... + 28022.

It is an arithmetic number, because the mean of its divisors is an integer number (23683200).

Almost surely, 2^165433667 is an apocalyptic number.

165433667 is a deficient number, since it is larger than the sum of its proper divisors (24031933).

165433667 is an equidigital number, since it uses as much as digits as its factorization.

165433667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49825.

The product of its digits is 272160, while the sum is 41.

The square root of 165433667 is about 12862.1019666305. The cubic root of 165433667 is about 548.9607560067.

The spelling of 165433667 in words is "one hundred sixty-five million, four hundred thirty-three thousand, six hundred sixty-seven".