329438 has 8 divisors (see below), whose sum is σ = 498432. Its totient is φ = 163296.

The previous prime is 329431. The next prime is 329471. The reversal of 329438 is 834923.

It is a sphenic number, since it is the product of 3 distinct primes.

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

It is a self number, because there is not a number n which added to its sum of digits gives 329438.

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 329438.

It is not an unprimeable number, because it can be changed into a prime (329431) by changing a digit.

329438 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 395 + ... + 902.

It is an arithmetic number, because the mean of its divisors is an integer number (62304).

2³²⁹⁴³⁸ is an apocalyptic number.

329438 is a deficient number, since it is larger than the sum of its proper divisors (168994).

329438 is a wasteful number, since it uses less digits than its factorization.

329438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426.

The product of its digits is 5184, while the sum is 29.

The square root of 329438 is about 573.9668980002. The cubic root of 329438 is about 69.0649811425.

It can be divided in two parts, 329 and 438, that added together give a palindrome (767).

The spelling of 329438 in words is "three hundred twenty-nine thousand, four hundred thirty-eight".