449272427 has 2 divisors, whose sum is σ = 449272428. Its totient is φ = 449272426.

The previous prime is 449272403. The next prime is 449272469. The reversal of 449272427 is 724272944.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 449272427 - 2¹² = 449268331 is a prime.

It is not a weakly prime, because it can be changed into another prime (449272027) 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, 224636213 + 224636214.

It is an arithmetic number, because the mean of its divisors is an integer number (224636214).

Almost surely, 2^449272427 is an apocalyptic number.

449272427 is a deficient number, since it is larger than the sum of its proper divisors (1).

449272427 is an equidigital number, since it uses as much as digits as its factorization.

449272427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 41.

The square root of 449272427 is about 21196.0474381428. The cubic root of 449272427 is about 765.8962125355.

The spelling of 449272427 in words is "four hundred forty-nine million, two hundred seventy-two thousand, four hundred twenty-seven".