329140 has 24 divisors (see below), whose sum is σ = 790272. Its totient is φ = 112800.

The previous prime is 329123. The next prime is 329143. The reversal of 329140 is 41923.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1036 + ... + 1315.

It is an arithmetic number, because the mean of its divisors is an integer number (32928).

2³²⁹¹⁴⁰ is an apocalyptic number.

It is an amenable number.

329140 is an abundant number, since it is smaller than the sum of its proper divisors (461132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

329140 is a wasteful number, since it uses less digits than its factorization.

329140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2367 (or 2365 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 329140 is about 573.7072424155. The cubic root of 329140 is about 69.0441501381.

The spelling of 329140 in words is "three hundred twenty-nine thousand, one hundred forty".