328003 has 8 divisors (see below), whose sum is σ = 368928. Its totient is φ = 289344.

The previous prime is 327983. The next prime is 328007. The reversal of 328003 is 300823.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 328003 - 2⁹ = 327491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328007) 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, 250 + ... + 847.

It is an arithmetic number, because the mean of its divisors is an integer number (46116).

2³²⁸⁰⁰³ is an apocalyptic number.

328003 is a deficient number, since it is larger than the sum of its proper divisors (40925).

328003 is a wasteful number, since it uses less digits than its factorization.

328003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 328003 is about 572.7154616387. The cubic root of 328003 is about 68.9645550642.

Adding to 328003 its reverse (300823), we get a palindrome (628826).

The spelling of 328003 in words is "three hundred twenty-eight thousand, three".