328767 has 4 divisors (see below), whose sum is σ = 438360. Its totient is φ = 219176.

The previous prime is 328753. The next prime is 328777. The reversal of 328767 is 767823.

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

It is a cyclic number.

It is not a de Polignac number, because 328767 - 2⁷ = 328639 is a prime.

It is a D-number.

328767 is a lucky number.

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 328767.

It is not an unprimeable number, because it can be changed into a prime (328777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54792 + ... + 54797.

It is an arithmetic number, because the mean of its divisors is an integer number (109590).

2³²⁸⁷⁶⁷ is an apocalyptic number.

328767 is a deficient number, since it is larger than the sum of its proper divisors (109593).

328767 is a wasteful number, since it uses less digits than its factorization.

328767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109592.

The product of its digits is 14112, while the sum is 33.

The square root of 328767 is about 573.3820715718. The cubic root of 328767 is about 69.0180587053.

The spelling of 328767 in words is "three hundred twenty-eight thousand, seven hundred sixty-seven".