326493 has 6 divisors (see below), whose sum is σ = 471614. Its totient is φ = 217656.

The previous prime is 326479. The next prime is 326497. The reversal of 326493 is 394623.

It can be written as a sum of positive squares in only one way, i.e., 311364 + 15129 = 558^2 + 123^2 .

It is not a de Polignac number, because 326493 - 2¹² = 322397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326497) 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 5 ways as a sum of consecutive naturals, for example, 18130 + ... + 18147.

2³²⁶⁴⁹³ is an apocalyptic number.

It is an amenable number.

326493 is a deficient number, since it is larger than the sum of its proper divisors (145121).

326493 is a wasteful number, since it uses less digits than its factorization.

326493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36283 (or 36280 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 326493 is about 571.3956597665. The cubic root of 326493 is about 68.8585634629.

The spelling of 326493 in words is "three hundred twenty-six thousand, four hundred ninety-three".