326046641 has 2 divisors, whose sum is σ = 326046642. Its totient is φ = 326046640.

The previous prime is 326046613. The next prime is 326046649. The reversal of 326046641 is 146640623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 304153600 + 21893041 = 17440^2 + 4679^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326046641 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 326046598 and 326046607.

It is not a weakly prime, because it can be changed into another prime (326046649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163023320 + 163023321.

It is an arithmetic number, because the mean of its divisors is an integer number (163023321).

Almost surely, 2^326046641 is an apocalyptic number.

It is an amenable number.

326046641 is a deficient number, since it is larger than the sum of its proper divisors (1).

326046641 is an equidigital number, since it uses as much as digits as its factorization.

326046641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 326046641 is about 18056.7616421107. The cubic root of 326046641 is about 688.2716957212.

The spelling of 326046641 in words is "three hundred twenty-six million, forty-six thousand, six hundred forty-one".