169868 has 6 divisors (see below), whose sum is σ = 297276. Its totient is φ = 84932.

The previous prime is 169859. The next prime is 169889. The reversal of 169868 is 868961.

169868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 169868.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21230 + ... + 21237.

It is an arithmetic number, because the mean of its divisors is an integer number (49546).

2¹⁶⁹⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

169868 is a deficient number, since it is larger than the sum of its proper divisors (127408).

169868 is a wasteful number, since it uses less digits than its factorization.

169868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42471 (or 42469 counting only the distinct ones).

The product of its digits is 20736, while the sum is 38.

The square root of 169868 is about 412.1504579641. The cubic root of 169868 is about 55.3822409159.

The spelling of 169868 in words is "one hundred sixty-nine thousand, eight hundred sixty-eight".