249326 has 16 divisors (see below), whose sum is σ = 466560. Its totient is φ = 97080.

The previous prime is 249317. The next prime is 249329. The reversal of 249326 is 623942.

It is a Curzon number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 249295 and 249304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249329) 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 7 ways as a sum of consecutive naturals, for example, 656 + ... + 963.

It is an arithmetic number, because the mean of its divisors is an integer number (29160).

2²⁴⁹³²⁶ is an apocalyptic number.

249326 is a deficient number, since it is larger than the sum of its proper divisors (217234).

249326 is a wasteful number, since it uses less digits than its factorization.

249326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639.

The product of its digits is 2592, while the sum is 26.

The square root of 249326 is about 499.3255451106. The cubic root of 249326 is about 62.9393890902.

It can be divided in two parts, 249 and 326, that added together give a palindrome (575).

The spelling of 249326 in words is "two hundred forty-nine thousand, three hundred twenty-six".