168326407 has 8 divisors (see below), whose sum is σ = 170835840. Its totient is φ = 165828600.

The previous prime is 168326399. The next prime is 168326413. The reversal of 168326407 is 704623861.

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 168326407 - 2³ = 168326399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168326437) 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, 28782 + ... + 34132.

It is an arithmetic number, because the mean of its divisors is an integer number (21354480).

Almost surely, 2^168326407 is an apocalyptic number.

168326407 is a deficient number, since it is larger than the sum of its proper divisors (2509433).

168326407 is an equidigital number, since it uses as much as digits as its factorization.

168326407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5813.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 168326407 is about 12974.0667101723. The cubic root of 168326407 is about 552.1419581247.

The spelling of 168326407 in words is "one hundred sixty-eight million, three hundred twenty-six thousand, four hundred seven".