326971 has 4 divisors (see below), whose sum is σ = 344200. Its totient is φ = 309744.

The previous prime is 326951. The next prime is 326983. The reversal of 326971 is 179623.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 326971 - 2⁵ = 326939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326941) 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, 8586 + ... + 8623.

It is an arithmetic number, because the mean of its divisors is an integer number (86050).

2³²⁶⁹⁷¹ is an apocalyptic number.

326971 is a deficient number, since it is larger than the sum of its proper divisors (17229).

326971 is a wasteful number, since it uses less digits than its factorization.

326971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17228.

The product of its digits is 2268, while the sum is 28.

The square root of 326971 is about 571.8137808763. The cubic root of 326971 is about 68.8921510576.

The spelling of 326971 in words is "three hundred twenty-six thousand, nine hundred seventy-one".