326387 has 4 divisors (see below), whose sum is σ = 331056. Its totient is φ = 321720.

The previous prime is 326369. The next prime is 326437. The reversal of 326387 is 783623.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 783623 = 37 ⋅21179.

It is a cyclic number.

It is not a de Polignac number, because 326387 - 2⁶ = 326323 is a prime.

It is a d-powerful number, because it can be written as 3⁸ + 2¹⁵ + 3⁸ + 6⁷ + 8³ + 7² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2228 + ... + 2369.

It is an arithmetic number, because the mean of its divisors is an integer number (82764).

2³²⁶³⁸⁷ is an apocalyptic number.

326387 is a deficient number, since it is larger than the sum of its proper divisors (4669).

326387 is an equidigital number, since it uses as much as digits as its factorization.

326387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668.

The product of its digits is 6048, while the sum is 29.

The square root of 326387 is about 571.3028968945. The cubic root of 326387 is about 68.8511107275.

It can be divided in two parts, 3263 and 87, that multiplied together give a triangular number (283881 = T₇₅₃).

The spelling of 326387 in words is "three hundred twenty-six thousand, three hundred eighty-seven".