326366 has 16 divisors (see below), whose sum is σ = 537840. Its totient is φ = 147840.

The previous prime is 326353. The next prime is 326369. The reversal of 326366 is 663623.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326369) 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, 821 + ... + 1151.

It is an arithmetic number, because the mean of its divisors is an integer number (33615).

2³²⁶³⁶⁶ is an apocalyptic number.

326366 is a deficient number, since it is larger than the sum of its proper divisors (211474).

326366 is a wasteful number, since it uses less digits than its factorization.

326366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379.

The product of its digits is 3888, while the sum is 26.

The square root of 326366 is about 571.2845175567. The cubic root of 326366 is about 68.8496340507.

Adding to 326366 its reverse (663623), we get a palindrome (989989).

It can be divided in two parts, 326 and 366, that multiplied together give a triangular number (119316 = T₄₈₈).

The spelling of 326366 in words is "three hundred twenty-six thousand, three hundred sixty-six".