450246469 has 2 divisors, whose sum is σ = 450246470. Its totient is φ = 450246468.

The previous prime is 450246427. The next prime is 450246481. The reversal of 450246469 is 964642054.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 364313569 + 85932900 = 19087^2 + 9270^2 .

It is a cyclic number.

It is not a de Polignac number, because 450246469 - 2⁷ = 450246341 is a prime.

It is a super-2 number, since 2×450246469² = 405443765693935922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450246569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225123234 + 225123235.

It is an arithmetic number, because the mean of its divisors is an integer number (225123235).

Almost surely, 2^450246469 is an apocalyptic number.

It is an amenable number.

450246469 is a deficient number, since it is larger than the sum of its proper divisors (1).

450246469 is an equidigital number, since it uses as much as digits as its factorization.

450246469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 450246469 is about 21219.0119704005. The cubic root of 450246469 is about 766.4493116882.

The spelling of 450246469 in words is "four hundred fifty million, two hundred forty-six thousand, four hundred sixty-nine".