168982394 has 8 divisors (see below), whose sum is σ = 289684128. Its totient is φ = 72421020.

The previous prime is 168982381. The next prime is 168982417. The reversal of 168982394 is 493289861.

It is a happy number.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6035072 + ... + 6035099.

It is an arithmetic number, because the mean of its divisors is an integer number (36210516).

Almost surely, 2^168982394 is an apocalyptic number.

168982394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

168982394 is a deficient number, since it is larger than the sum of its proper divisors (120701734).

168982394 is a wasteful number, since it uses less digits than its factorization.

168982394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12070180.

The product of its digits is 746496, while the sum is 50.

The square root of 168982394 is about 12999.3228285169. The cubic root of 168982394 is about 552.8582815671.

The spelling of 168982394 in words is "one hundred sixty-eight million, nine hundred eighty-two thousand, three hundred ninety-four".