168346338 has 32 divisors (see below), whose sum is σ = 357975936. Its totient is φ = 52660608.

The previous prime is 168346331. The next prime is 168346349. The reversal of 168346338 is 833643861.

It is a self number, because there is not a number n which added to its sum of digits gives 168346338.

It is not an unprimeable number, because it can be changed into a prime (168346331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4195 + ... + 18822.

It is an arithmetic number, because the mean of its divisors is an integer number (11186748).

Almost surely, 2^168346338 is an apocalyptic number.

168346338 is an abundant number, since it is smaller than the sum of its proper divisors (189629598).

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

168346338 is a wasteful number, since it uses less digits than its factorization.

168346338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23098.

The product of its digits is 248832, while the sum is 42.

The square root of 168346338 is about 12974.8347966361. The cubic root of 168346338 is about 552.1637497283.

The spelling of 168346338 in words is "one hundred sixty-eight million, three hundred forty-six thousand, three hundred thirty-eight".