326826 has 24 divisors (see below), whose sum is σ = 721344. Its totient is φ = 106920.

The previous prime is 326779. The next prime is 326831. The reversal of 326826 is 628623.

It is a self number, because there is not a number n which added to its sum of digits gives 326826.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1071 + ... + 1341.

It is an arithmetic number, because the mean of its divisors is an integer number (30056).

2³²⁶⁸²⁶ is an apocalyptic number.

326826 is an abundant number, since it is smaller than the sum of its proper divisors (394518).

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

326826 is a wasteful number, since it uses less digits than its factorization.

326826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346 (or 343 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 326826 is about 571.6869772874. The cubic root of 326826 is about 68.8819658129.

The spelling of 326826 in words is "three hundred twenty-six thousand, eight hundred twenty-six".