168226685 has 8 divisors (see below), whose sum is σ = 220224096. Its totient is φ = 122346640.

The previous prime is 168226673. The next prime is 168226697. The reversal of 168226685 is 586622861.

It is an interprime number because it is at equal distance from previous prime (168226673) and next prime (168226697).

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

It is not a de Polignac number, because 168226685 - 2¹⁰ = 168225661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1529279 + ... + 1529388.

It is an arithmetic number, because the mean of its divisors is an integer number (27528012).

Almost surely, 2^168226685 is an apocalyptic number.

It is an amenable number.

168226685 is a deficient number, since it is larger than the sum of its proper divisors (51997411).

168226685 is a wasteful number, since it uses less digits than its factorization.

168226685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058683.

The product of its digits is 276480, while the sum is 44.

The square root of 168226685 is about 12970.2230127319. The cubic root of 168226685 is about 552.0329010093.

The spelling of 168226685 in words is "one hundred sixty-eight million, two hundred twenty-six thousand, six hundred eighty-five".