449225039 has 2 divisors, whose sum is σ = 449225040. Its totient is φ = 449225038.

The previous prime is 449225033. The next prime is 449225041. The reversal of 449225039 is 930522944.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449225039 - 2¹² = 449220943 is a prime.

Together with 449225041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 449224993 and 449225011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449225033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224612519 + 224612520.

It is an arithmetic number, because the mean of its divisors is an integer number (224612520).

Almost surely, 2^449225039 is an apocalyptic number.

449225039 is a deficient number, since it is larger than the sum of its proper divisors (1).

449225039 is an equidigital number, since it uses as much as digits as its factorization.

449225039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 449225039 is about 21194.9295587412. The cubic root of 449225039 is about 765.8692833913.

The spelling of 449225039 in words is "four hundred forty-nine million, two hundred twenty-five thousand, thirty-nine".