468646397 has 2 divisors, whose sum is σ = 468646398. Its totient is φ = 468646396.

The previous prime is 468646391. The next prime is 468646417. The reversal of 468646397 is 793646864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251349316 + 217297081 = 15854^2 + 14741^2 .

It is a cyclic number.

It is not a de Polignac number, because 468646397 - 2⁸ = 468646141 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (468646391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234323198 + 234323199.

It is an arithmetic number, because the mean of its divisors is an integer number (234323199).

Almost surely, 2^468646397 is an apocalyptic number.

It is an amenable number.

468646397 is a deficient number, since it is larger than the sum of its proper divisors (1).

468646397 is an equidigital number, since it uses as much as digits as its factorization.

468646397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5225472, while the sum is 53.

The square root of 468646397 is about 21648.2423535954. The cubic root of 468646397 is about 776.7508922966.

The spelling of 468646397 in words is "four hundred sixty-eight million, six hundred forty-six thousand, three hundred ninety-seven".