449819597 has 2 divisors, whose sum is σ = 449819598. Its totient is φ = 449819596.

The previous prime is 449819521. The next prime is 449819653. The reversal of 449819597 is 795918944.

It is an a-pointer prime, because the next prime (449819653) can be obtained adding 449819597 to its sum of digits (56).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 435181321 + 14638276 = 20861^2 + 3826^2 .

It is a cyclic number.

It is not a de Polignac number, because 449819597 - 2¹⁰ = 449818573 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449819197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224909798 + 224909799.

It is an arithmetic number, because the mean of its divisors is an integer number (224909799).

Almost surely, 2^449819597 is an apocalyptic number.

It is an amenable number.

449819597 is a deficient number, since it is larger than the sum of its proper divisors (1).

449819597 is an equidigital number, since it uses as much as digits as its factorization.

449819597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 56.

The square root of 449819597 is about 21208.9508698568. The cubic root of 449819597 is about 766.2070153576.

The spelling of 449819597 in words is "four hundred forty-nine million, eight hundred nineteen thousand, five hundred ninety-seven".