326500 has 24 divisors (see below), whose sum is σ = 714168. Its totient is φ = 130400.

The previous prime is 326497. The next prime is 326503. The reversal of 326500 is 5623.

It is an interprime number because it is at equal distance from previous prime (326497) and next prime (326503).

It can be written as a sum of positive squares in 4 ways, for example, as 39204 + 287296 = 198^2 + 536^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174 + ... + 826.

It is an arithmetic number, because the mean of its divisors is an integer number (29757).

2³²⁶⁵⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (357084).

326500 is an abundant number, since it is smaller than the sum of its proper divisors (387668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

326500 is a wasteful number, since it uses less digits than its factorization.

326500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672 (or 660 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 326500 is about 571.4017850865. The cubic root of 326500 is about 68.8590555679.

The spelling of 326500 in words is "three hundred twenty-six thousand, five hundred".