447733057 has 2 divisors, whose sum is σ = 447733058. Its totient is φ = 447733056.

The previous prime is 447733051. The next prime is 447733073. The reversal of 447733057 is 750337744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 267126336 + 180606721 = 16344^2 + 13439^2 .

It is a cyclic number.

It is not a de Polignac number, because 447733057 - 2³ = 447733049 is a prime.

It is not a weakly prime, because it can be changed into another prime (447733051) 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, 223866528 + 223866529.

It is an arithmetic number, because the mean of its divisors is an integer number (223866529).

Almost surely, 2^447733057 is an apocalyptic number.

It is an amenable number.

447733057 is a deficient number, since it is larger than the sum of its proper divisors (1).

447733057 is an equidigital number, since it uses as much as digits as its factorization.

447733057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 246960, while the sum is 40.

The square root of 447733057 is about 21159.7036132362. The cubic root of 447733057 is about 765.0204656549.

The spelling of 447733057 in words is "four hundred forty-seven million, seven hundred thirty-three thousand, fifty-seven".