120668 has 12 divisors (see below), whose sum is σ = 214032. Its totient is φ = 59520.

The previous prime is 120661. The next prime is 120671. The reversal of 120668 is 866021.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120661) by changing a digit.

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, 233 + ... + 543.

It is an arithmetic number, because the mean of its divisors is an integer number (17836).

2¹²⁰⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

120668 is a deficient number, since it is larger than the sum of its proper divisors (93364).

120668 is a wasteful number, since it uses less digits than its factorization.

120668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 410 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 120668 is about 347.3729983749. The cubic root of 120668 is about 49.4155960526.

Adding to 120668 its reverse (866021), we get a palindrome (986689).

The spelling of 120668 in words is "one hundred twenty thousand, six hundred sixty-eight".