326986 has 16 divisors (see below), whose sum is σ = 544320. Its totient is φ = 146080.

The previous prime is 326983. The next prime is 326993. The reversal of 326986 is 689623.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326983) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1875 + ... + 2041.

It is an arithmetic number, because the mean of its divisors is an integer number (34020).

2³²⁶⁹⁸⁶ is an apocalyptic number.

326986 is a deficient number, since it is larger than the sum of its proper divisors (217334).

326986 is a wasteful number, since it uses less digits than its factorization.

326986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269.

The product of its digits is 15552, while the sum is 34.

The square root of 326986 is about 571.8268968840. The cubic root of 326986 is about 68.8932045317.

The spelling of 326986 in words is "three hundred twenty-six thousand, nine hundred eighty-six".