328755 has 32 divisors (see below), whose sum is σ = 626688. Its totient is φ = 144000.

The previous prime is 328753. The next prime is 328777. The reversal of 328755 is 557823.

It is a happy number.

It is not a de Polignac number, because 328755 - 2¹ = 328753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328753) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 3205 + ... + 3305.

It is an arithmetic number, because the mean of its divisors is an integer number (19584).

2³²⁸⁷⁵⁵ is an apocalyptic number.

328755 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

328755 is a deficient number, since it is larger than the sum of its proper divisors (297933).

328755 is a wasteful number, since it uses less digits than its factorization.

328755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147.

The product of its digits is 8400, while the sum is 30.

The square root of 328755 is about 573.3716072496. The cubic root of 328755 is about 69.0172189751.

The spelling of 328755 in words is "three hundred twenty-eight thousand, seven hundred fifty-five".