326707673 has 2 divisors, whose sum is σ = 326707674. Its totient is φ = 326707672.

The previous prime is 326707651. The next prime is 326707691. The reversal of 326707673 is 376707623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 166229449 + 160478224 = 12893^2 + 12668^2 .

It is a cyclic number.

It is not a de Polignac number, because 326707673 - 2¹⁰ = 326706649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 326707673.

It is not a weakly prime, because it can be changed into another prime (326707613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163353836 + 163353837.

It is an arithmetic number, because the mean of its divisors is an integer number (163353837).

Almost surely, 2^326707673 is an apocalyptic number.

It is an amenable number.

326707673 is a deficient number, since it is larger than the sum of its proper divisors (1).

326707673 is an equidigital number, since it uses as much as digits as its factorization.

326707673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 222264, while the sum is 41.

The square root of 326707673 is about 18075.0566527466. The cubic root of 326707673 is about 688.7365192909.

The spelling of 326707673 in words is "three hundred twenty-six million, seven hundred seven thousand, six hundred seventy-three".