450246427 has 2 divisors, whose sum is σ = 450246428. Its totient is φ = 450246426.

The previous prime is 450246389. The next prime is 450246469. The reversal of 450246427 is 724642054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450246427 - 2¹⁹ = 449722139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 450246392 and 450246401.

It is not a weakly prime, because it can be changed into another prime (450256427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225123213 + 225123214.

It is an arithmetic number, because the mean of its divisors is an integer number (225123214).

Almost surely, 2^450246427 is an apocalyptic number.

450246427 is a deficient number, since it is larger than the sum of its proper divisors (1).

450246427 is an equidigital number, since it uses as much as digits as its factorization.

450246427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 34.

The square root of 450246427 is about 21219.0109807220. The cubic root of 450246427 is about 766.4492878562.

The spelling of 450246427 in words is "four hundred fifty million, two hundred forty-six thousand, four hundred twenty-seven".