326889 has 8 divisors (see below), whose sum is σ = 484320. Its totient is φ = 217908.

The previous prime is 326881. The next prime is 326903. The reversal of 326889 is 988623.

It is not a de Polignac number, because 326889 - 2³ = 326881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (326881) 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, 6027 + ... + 6080.

It is an arithmetic number, because the mean of its divisors is an integer number (60540).

2³²⁶⁸⁸⁹ is an apocalyptic number.

It is an amenable number.

326889 is a deficient number, since it is larger than the sum of its proper divisors (157431).

326889 is a wasteful number, since it uses less digits than its factorization.

326889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12116 (or 12110 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 326889 is about 571.7420747155. The cubic root of 326889 is about 68.8863914962.

Subtracting from 326889 its product of digits (20736), we obtain a triangular number (306153 = T₇₈₂).

The spelling of 326889 in words is "three hundred twenty-six thousand, eight hundred eighty-nine".