168328273 has 8 divisors (see below), whose sum is σ = 172868256. Its totient is φ = 163816800.

The previous prime is 168328261. The next prime is 168328289. The reversal of 168328273 is 372823861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 168328273 - 2¹³ = 168320081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (168328243) 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, 5118 + ... + 19048.

It is an arithmetic number, because the mean of its divisors is an integer number (21608532).

Almost surely, 2^168328273 is an apocalyptic number.

It is an amenable number.

168328273 is a deficient number, since it is larger than the sum of its proper divisors (4539983).

168328273 is a wasteful number, since it uses less digits than its factorization.

168328273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14255.

The product of its digits is 96768, while the sum is 40.

The square root of 168328273 is about 12974.1386226601. The cubic root of 168328273 is about 552.1439983929.

The spelling of 168328273 in words is "one hundred sixty-eight million, three hundred twenty-eight thousand, two hundred seventy-three".