326674013 has 2 divisors, whose sum is σ = 326674014. Its totient is φ = 326674012.

The previous prime is 326674003. The next prime is 326674069. The reversal of 326674013 is 310476623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 274299844 + 52374169 = 16562^2 + 7237^2 .

It is a cyclic number.

It is not a de Polignac number, because 326674013 - 2¹⁰ = 326672989 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326674003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163337006 + 163337007.

It is an arithmetic number, because the mean of its divisors is an integer number (163337007).

Almost surely, 2^326674013 is an apocalyptic number.

It is an amenable number.

326674013 is a deficient number, since it is larger than the sum of its proper divisors (1).

326674013 is an equidigital number, since it uses as much as digits as its factorization.

326674013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 326674013 is about 18074.1255113491. The cubic root of 326674013 is about 688.7128654566.

The spelling of 326674013 in words is "three hundred twenty-six million, six hundred seventy-four thousand, thirteen".