326680 has 16 divisors (see below), whose sum is σ = 735120. Its totient is φ = 130656.

The previous prime is 326663. The next prime is 326681. The reversal of 326680 is 86623.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4044 + ... + 4123.

It is an arithmetic number, because the mean of its divisors is an integer number (45945).

2³²⁶⁶⁸⁰ is an apocalyptic number.

It is an amenable number.

326680 is an abundant number, since it is smaller than the sum of its proper divisors (408440).

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

326680 is a wasteful number, since it uses less digits than its factorization.

326680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8178 (or 8174 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 326680 is about 571.5592707673. The cubic root of 326680 is about 68.8717072810.

The spelling of 326680 in words is "three hundred twenty-six thousand, six hundred eighty".