328015 has 12 divisors (see below), whose sum is σ = 419976. Its totient is φ = 245888.

The previous prime is 328007. The next prime is 328037. The reversal of 328015 is 510823.

It is a happy number.

It is not a de Polignac number, because 328015 - 2³ = 328007 is a prime.

It is a Duffinian number.

328015 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 327983 and 328001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1332 + ... + 1558.

It is an arithmetic number, because the mean of its divisors is an integer number (34998).

2³²⁸⁰¹⁵ is an apocalyptic number.

328015 is a deficient number, since it is larger than the sum of its proper divisors (91961).

328015 is a wasteful number, since it uses less digits than its factorization.

328015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 328015 is about 572.7259379494. The cubic root of 328015 is about 68.9653960774.

Adding to 328015 its reverse (510823), we get a palindrome (838838).

The spelling of 328015 in words is "three hundred twenty-eight thousand, fifteen".