168395422 has 16 divisors (see below), whose sum is σ = 272306160. Its totient is φ = 77640192.

The previous prime is 168395419. The next prime is 168395429. The reversal of 168395422 is 224593861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168395429) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 27454 + ... + 33022.

It is an arithmetic number, because the mean of its divisors is an integer number (17019135).

Almost surely, 2^168395422 is an apocalyptic number.

168395422 is a deficient number, since it is larger than the sum of its proper divisors (103910738).

168395422 is a wasteful number, since it uses less digits than its factorization.

168395422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6747.

The product of its digits is 103680, while the sum is 40.

The square root of 168395422 is about 12976.7261664874. The cubic root of 168395422 is about 552.2174084975.

The spelling of 168395422 in words is "one hundred sixty-eight million, three hundred ninety-five thousand, four hundred twenty-two".