325904893 has 2 divisors, whose sum is σ = 325904894. Its totient is φ = 325904892.

The previous prime is 325904879. The next prime is 325904927. The reversal of 325904893 is 398409523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 278322489 + 47582404 = 16683^2 + 6898^2 .

It is a cyclic number.

It is not a de Polignac number, because 325904893 - 2⁵ = 325904861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325904833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162952446 + 162952447.

It is an arithmetic number, because the mean of its divisors is an integer number (162952447).

Almost surely, 2^325904893 is an apocalyptic number.

It is an amenable number.

325904893 is a deficient number, since it is larger than the sum of its proper divisors (1).

325904893 is an equidigital number, since it uses as much as digits as its factorization.

325904893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 325904893 is about 18052.8361483729. The cubic root of 325904893 is about 688.1719397706.

The spelling of 325904893 in words is "three hundred twenty-five million, nine hundred four thousand, eight hundred ninety-three".