328398 has 24 divisors (see below), whose sum is σ = 764712. Its totient is φ = 93744.

The previous prime is 328397. The next prime is 328411. The reversal of 328398 is 893823.

328398 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 328398.

It is not an unprimeable number, because it can be changed into a prime (328397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265 + ... + 852.

It is an arithmetic number, because the mean of its divisors is an integer number (31863).

2³²⁸³⁹⁸ is an apocalyptic number.

328398 is an abundant number, since it is smaller than the sum of its proper divisors (436314).

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

328398 is a wasteful number, since it uses less digits than its factorization.

328398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136 (or 1129 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 328398 is about 573.0602062611. The cubic root of 328398 is about 68.9922276480.

Adding to 328398 its reverse (893823), we get a palindrome (1222221).

The spelling of 328398 in words is "three hundred twenty-eight thousand, three hundred ninety-eight".