329668001 has 4 divisors (see below), whose sum is σ = 355027092. Its totient is φ = 304308912.

The previous prime is 329667991. The next prime is 329668007. The reversal of 329668001 is 100866923.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 128709025 + 200958976 = 11345^2 + 14176^2 .

It is a cyclic number.

It is not a de Polignac number, because 329668001 - 2²² = 325473697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (329668007) 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, 12679526 + ... + 12679551.

It is an arithmetic number, because the mean of its divisors is an integer number (88756773).

Almost surely, 2^329668001 is an apocalyptic number.

It is an amenable number.

329668001 is a deficient number, since it is larger than the sum of its proper divisors (25359091).

329668001 is a wasteful number, since it uses less digits than its factorization.

329668001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25359090.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 329668001 is about 18156.7618533702. The cubic root of 329668001 is about 690.8105024540.

The spelling of 329668001 in words is "three hundred twenty-nine million, six hundred sixty-eight thousand, one".