448807357 has 2 divisors, whose sum is σ = 448807358. Its totient is φ = 448807356.

The previous prime is 448807351. The next prime is 448807427. The reversal of 448807357 is 753708844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 370909081 + 77898276 = 19259^2 + 8826^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-448807357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448807351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224403678 + 224403679.

It is an arithmetic number, because the mean of its divisors is an integer number (224403679).

Almost surely, 2^448807357 is an apocalyptic number.

It is an amenable number.

448807357 is a deficient number, since it is larger than the sum of its proper divisors (1).

448807357 is an equidigital number, since it uses as much as digits as its factorization.

448807357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 752640, while the sum is 46.

The square root of 448807357 is about 21185.0739200976. The cubic root of 448807357 is about 765.6318455964.

The spelling of 448807357 in words is "four hundred forty-eight million, eight hundred seven thousand, three hundred fifty-seven".