329668 has 12 divisors (see below), whose sum is σ = 585340. Its totient is φ = 162432.

The previous prime is 329663. The next prime is 329671. The reversal of 329668 is 866923.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 97344 + 232324 = 312^2 + 482^2 .

It is not an unprimeable number, because it can be changed into a prime (329663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273 + ... + 856.

2³²⁹⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

329668 is a deficient number, since it is larger than the sum of its proper divisors (255672).

329668 is a wasteful number, since it uses less digits than its factorization.

329668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206 (or 1204 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 329668 is about 574.1672230283. The cubic root of 329668 is about 69.0810501756.

It can be divided in two parts, 3296 and 68, that added together give a square (3364 = 58²).

The spelling of 329668 in words is "three hundred twenty-nine thousand, six hundred sixty-eight".