328078 has 4 divisors (see below), whose sum is σ = 492120. Its totient is φ = 164038.

The previous prime is 328067. The next prime is 328093. The reversal of 328078 is 870823.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 3¹¹ + 2 + 0 + 8³ + 7⁶ + 8⁵ .

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 as a sum of consecutive naturals, namely, 82018 + ... + 82021.

It is an arithmetic number, because the mean of its divisors is an integer number (123030).

2³²⁸⁰⁷⁸ is an apocalyptic number.

328078 is a deficient number, since it is larger than the sum of its proper divisors (164042).

328078 is a wasteful number, since it uses less digits than its factorization.

328078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164041.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 328078 is about 572.7809354369. The cubic root of 328078 is about 68.9698110602.

The spelling of 328078 in words is "three hundred twenty-eight thousand, seventy-eight".