326906 has 8 divisors (see below), whose sum is σ = 494100. Its totient is φ = 162208.

The previous prime is 326903. The next prime is 326923. The reversal of 326906 is 609623.

It can be written as a sum of positive squares in 2 ways, for example, as 292681 + 34225 = 541^2 + 185^2 .

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

It is not an unprimeable number, because it can be changed into a prime (326903) 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, 251 + ... + 846.

2³²⁶⁹⁰⁶ is an apocalyptic number.

326906 is a deficient number, since it is larger than the sum of its proper divisors (167194).

326906 is a wasteful number, since it uses less digits than its factorization.

326906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 326906 is about 571.7569413658. The cubic root of 326906 is about 68.8875856307.

The spelling of 326906 in words is "three hundred twenty-six thousand, nine hundred six".