329240 has 16 divisors (see below), whose sum is σ = 740880. Its totient is φ = 131680.

The previous prime is 329233. The next prime is 329243. The reversal of 329240 is 42923.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 329240.

It is not an unprimeable number, because it can be changed into a prime (329243) 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, 4076 + ... + 4155.

It is an arithmetic number, because the mean of its divisors is an integer number (46305).

2³²⁹²⁴⁰ is an apocalyptic number.

It is an amenable number.

329240 is an abundant number, since it is smaller than the sum of its proper divisors (411640).

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

329240 is a wasteful number, since it uses less digits than its factorization.

329240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8242 (or 8238 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 329240 is about 573.7943882612. The cubic root of 329240 is about 69.0511418092.

The spelling of 329240 in words is "three hundred twenty-nine thousand, two hundred forty".