162668 has 12 divisors (see below), whose sum is σ = 310632. Its totient is φ = 73920.

The previous prime is 162649. The next prime is 162671. The reversal of 162668 is 866261.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 162668.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1805 + ... + 1892.

It is an arithmetic number, because the mean of its divisors is an integer number (25886).

2¹⁶²⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

162668 is a deficient number, since it is larger than the sum of its proper divisors (147964).

162668 is a wasteful number, since it uses less digits than its factorization.

162668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712 (or 3710 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 162668 is about 403.3212119391. The cubic root of 162668 is about 54.5884432150.

The spelling of 162668 in words is "one hundred sixty-two thousand, six hundred sixty-eight".