168273342 has 16 divisors (see below), whose sum is σ = 373940880. Its totient is φ = 56091096.

The previous prime is 168273331. The next prime is 168273403. The reversal of 168273342 is 243372861.

It is a happy number.

168273342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 168273297 and 168273306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1558033 + ... + 1558140.

It is an arithmetic number, because the mean of its divisors is an integer number (23371305).

Almost surely, 2^168273342 is an apocalyptic number.

168273342 is an abundant number, since it is smaller than the sum of its proper divisors (205667538).

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

168273342 is a wasteful number, since it uses less digits than its factorization.

168273342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3116184 (or 3116178 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 168273342 is about 12972.0215078453. The cubic root of 168273342 is about 552.0839309996.

The spelling of 168273342 in words is "one hundred sixty-eight million, two hundred seventy-three thousand, three hundred forty-two".