328567 has 4 divisors (see below), whose sum is σ = 345880. Its totient is φ = 311256.

The previous prime is 328543. The next prime is 328579. The reversal of 328567 is 765823.

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 328567 - 2⁷ = 328439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328067) 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, 8628 + ... + 8665.

It is an arithmetic number, because the mean of its divisors is an integer number (86470).

328567 is a Friedman number, since it can be written as 58+(62+7)^3, using all its digits and the basic arithmetic operations.

2³²⁸⁵⁶⁷ is an apocalyptic number.

328567 is a deficient number, since it is larger than the sum of its proper divisors (17313).

328567 is a wasteful number, since it uses less digits than its factorization.

328567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17312.

The product of its digits is 10080, while the sum is 31.

The square root of 328567 is about 573.2076412610. The cubic root of 328567 is about 69.0040605326.

The spelling of 328567 in words is "three hundred twenty-eight thousand, five hundred sixty-seven".