326668 has 6 divisors (see below), whose sum is σ = 571676. Its totient is φ = 163332.

The previous prime is 326663. The next prime is 326681. The reversal of 326668 is 866623.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (326663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40830 + ... + 40837.

2³²⁶⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

326668 is a deficient number, since it is larger than the sum of its proper divisors (245008).

326668 is a wasteful number, since it uses less digits than its factorization.

326668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81671 (or 81669 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 326668 is about 571.5487730719. The cubic root of 326668 is about 68.8708639780.

The spelling of 326668 in words is "three hundred twenty-six thousand, six hundred sixty-eight".