164343516 has 24 divisors (see below), whose sum is σ = 389756304. Its totient is φ = 53882880.

The previous prime is 164343499. The next prime is 164343523. The reversal of 164343516 is 615343461.

164343516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111525 + ... + 112988.

It is an arithmetic number, because the mean of its divisors is an integer number (16239846).

Almost surely, 2^164343516 is an apocalyptic number.

It is an amenable number.

164343516 is an abundant number, since it is smaller than the sum of its proper divisors (225412788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164343516 is a wasteful number, since it uses less digits than its factorization.

164343516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224581 (or 224579 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 164343516 is about 12819.6535054579. The cubic root of 164343516 is about 547.7522767242.

Adding to 164343516 its reverse (615343461), we get a palindrome (779686977).

The spelling of 164343516 in words is "one hundred sixty-four million, three hundred forty-three thousand, five hundred sixteen".