326606249 has 2 divisors, whose sum is σ = 326606250. Its totient is φ = 326606248.

The previous prime is 326606239. The next prime is 326606263. The reversal of 326606249 is 942606623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294740224 + 31866025 = 17168^2 + 5645^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326606249 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (326606239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163303124 + 163303125.

It is an arithmetic number, because the mean of its divisors is an integer number (163303125).

Almost surely, 2^326606249 is an apocalyptic number.

It is an amenable number.

326606249 is a deficient number, since it is larger than the sum of its proper divisors (1).

326606249 is an equidigital number, since it uses as much as digits as its factorization.

326606249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 326606249 is about 18072.2508006059. The cubic root of 326606249 is about 688.6652408480.

The spelling of 326606249 in words is "three hundred twenty-six million, six hundred six thousand, two hundred forty-nine".