326523 has 8 divisors (see below), whose sum is σ = 449536. Its totient is φ = 210600.

The previous prime is 326503. The next prime is 326537. The reversal of 326523 is 325623.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 326523 - 2¹⁶ = 260987 is a prime.

It is a d-powerful number, because it can be written as 3⁹ + 2¹¹ + 5⁵ + 6⁷ + 2¹¹ + 3⁹ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 326523.

It is not an unprimeable number, because it can be changed into a prime (326503) 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, 1663 + ... + 1848.

It is an arithmetic number, because the mean of its divisors is an integer number (56192).

2³²⁶⁵²³ is an apocalyptic number.

326523 is a deficient number, since it is larger than the sum of its proper divisors (123013).

326523 is a wasteful number, since it uses less digits than its factorization.

326523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3545.

The product of its digits is 1080, while the sum is 21.

The square root of 326523 is about 571.4219106755. The cubic root of 326523 is about 68.8606724347.

Subtracting from 326523 its reverse (325623), we obtain a square (900 = 30²).

It can be divided in two parts, 32 and 6523, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 326523 in words is "three hundred twenty-six thousand, five hundred twenty-three".