168165384 has 16 divisors (see below), whose sum is σ = 420413520. Its totient is φ = 56055120.

The previous prime is 168165383. The next prime is 168165391. The reversal of 168165384 is 483561861.

168165384 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (168165383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3503422 + ... + 3503469.

It is an arithmetic number, because the mean of its divisors is an integer number (26275845).

Almost surely, 2^168165384 is an apocalyptic number.

It is an amenable number.

168165384 is an abundant number, since it is smaller than the sum of its proper divisors (252248136).

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

168165384 is a wasteful number, since it uses less digits than its factorization.

168165384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7006900 (or 7006896 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 168165384 is about 12967.8596537748. The cubic root of 168165384 is about 551.9658401461.

The spelling of 168165384 in words is "one hundred sixty-eight million, one hundred sixty-five thousand, three hundred eighty-four".