449423699 has 2 divisors, whose sum is σ = 449423700. Its totient is φ = 449423698.

The previous prime is 449423693. The next prime is 449423707. The reversal of 449423699 is 996324944.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 449423699 - 2⁴ = 449423683 is a prime.

It is a super-2 number, since 2×449423699² = 403963322445685202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (449423693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224711849 + 224711850.

It is an arithmetic number, because the mean of its divisors is an integer number (224711850).

Almost surely, 2^449423699 is an apocalyptic number.

449423699 is a deficient number, since it is larger than the sum of its proper divisors (1).

449423699 is an equidigital number, since it uses as much as digits as its factorization.

449423699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 50.

The square root of 449423699 is about 21199.6155389667. The cubic root of 449423699 is about 765.9821630961.

The spelling of 449423699 in words is "four hundred forty-nine million, four hundred twenty-three thousand, six hundred ninety-nine".