168336492 has 12 divisors (see below), whose sum is σ = 392785176. Its totient is φ = 56112160.

The previous prime is 168336451. The next prime is 168336521. The reversal of 168336492 is 294633861.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7014009 + ... + 7014032.

It is an arithmetic number, because the mean of its divisors is an integer number (32732098).

Almost surely, 2^168336492 is an apocalyptic number.

168336492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

168336492 is an abundant number, since it is smaller than the sum of its proper divisors (224448684).

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

168336492 is a wasteful number, since it uses less digits than its factorization.

168336492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14028048 (or 14028046 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The square root of 168336492 is about 12974.4553642918. The cubic root of 168336492 is about 552.1529847971.

The spelling of 168336492 in words is "one hundred sixty-eight million, three hundred thirty-six thousand, four hundred ninety-two".