447730741 has 2 divisors, whose sum is σ = 447730742. Its totient is φ = 447730740.

The previous prime is 447730729. The next prime is 447730771. The reversal of 447730741 is 147037744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 364008241 + 83722500 = 19079^2 + 9150^2 .

It is a cyclic number.

It is not a de Polignac number, because 447730741 - 2⁵ = 447730709 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 447730741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447730711) 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, 223865370 + 223865371.

It is an arithmetic number, because the mean of its divisors is an integer number (223865371).

Almost surely, 2^447730741 is an apocalyptic number.

It is an amenable number.

447730741 is a deficient number, since it is larger than the sum of its proper divisors (1).

447730741 is an equidigital number, since it uses as much as digits as its factorization.

447730741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65856, while the sum is 37.

The square root of 447730741 is about 21159.6488865009. The cubic root of 447730741 is about 765.0191465725.

The spelling of 447730741 in words is "four hundred forty-seven million, seven hundred thirty thousand, seven hundred forty-one".