168983996 has 6 divisors (see below), whose sum is σ = 295722000. Its totient is φ = 84491996.

The previous prime is 168983987. The next prime is 168984019. The reversal of 168983996 is 699389861.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21122996 + ... + 21123003.

It is an arithmetic number, because the mean of its divisors is an integer number (49287000).

Almost surely, 2^168983996 is an apocalyptic number.

It is an amenable number.

168983996 is a deficient number, since it is larger than the sum of its proper divisors (126738004).

168983996 is a wasteful number, since it uses less digits than its factorization.

168983996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42246003 (or 42246001 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 59.

The square root of 168983996 is about 12999.3844469652. The cubic root of 168983996 is about 552.8600286449.

The spelling of 168983996 in words is "one hundred sixty-eight million, nine hundred eighty-three thousand, nine hundred ninety-six".