326712973 has 2 divisors, whose sum is σ = 326712974. Its totient is φ = 326712972.

The previous prime is 326712959. The next prime is 326713001. The reversal of 326712973 is 379217623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 262504804 + 64208169 = 16202^2 + 8013^2 .

It is a cyclic number.

It is not a de Polignac number, because 326712973 - 2⁵ = 326712941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326712773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163356486 + 163356487.

It is an arithmetic number, because the mean of its divisors is an integer number (163356487).

Almost surely, 2^326712973 is an apocalyptic number.

It is an amenable number.

326712973 is a deficient number, since it is larger than the sum of its proper divisors (1).

326712973 is an equidigital number, since it uses as much as digits as its factorization.

326712973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95256, while the sum is 40.

The square root of 326712973 is about 18075.2032630341. The cubic root of 326712973 is about 688.7402436028.

The spelling of 326712973 in words is "three hundred twenty-six million, seven hundred twelve thousand, nine hundred seventy-three".