164324443 has 8 divisors (see below), whose sum is σ = 171830016. Its totient is φ = 156849000.

The previous prime is 164324441. The next prime is 164324471. The reversal of 164324443 is 344423461.

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 164324443 - 2¹ = 164324441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164324441) 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, 4018 + ... + 18568.

It is an arithmetic number, because the mean of its divisors is an integer number (21478752).

Almost surely, 2^164324443 is an apocalyptic number.

164324443 is a deficient number, since it is larger than the sum of its proper divisors (7505573).

164324443 is a wasteful number, since it uses less digits than its factorization.

164324443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15065.

The product of its digits is 27648, while the sum is 31.

The square root of 164324443 is about 12818.9095870125. The cubic root of 164324443 is about 547.7310859818.

The spelling of 164324443 in words is "one hundred sixty-four million, three hundred twenty-four thousand, four hundred forty-three".