329072 has 20 divisors (see below), whose sum is σ = 646536. Its totient is φ = 162240.

The previous prime is 329059. The next prime is 329081. The reversal of 329072 is 270923.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2018 + ... + 2174.

2³²⁹⁰⁷² is an apocalyptic number.

It is an amenable number.

329072 is a deficient number, since it is larger than the sum of its proper divisors (317464).

329072 is a wasteful number, since it uses less digits than its factorization.

329072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 290 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 329072 is about 573.6479756785. The cubic root of 329072 is about 69.0393949928.

Adding to 329072 its reverse (270923), we get a palindrome (599995).

The spelling of 329072 in words is "three hundred twenty-nine thousand, seventy-two".