447999463 has 2 divisors, whose sum is σ = 447999464. Its totient is φ = 447999462.

The previous prime is 447999457. The next prime is 447999491. The reversal of 447999463 is 364999744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 447999463 - 2⁹ = 447998951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447999443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223999731 + 223999732.

It is an arithmetic number, because the mean of its divisors is an integer number (223999732).

Almost surely, 2^447999463 is an apocalyptic number.

447999463 is a deficient number, since it is larger than the sum of its proper divisors (1).

447999463 is an equidigital number, since it uses as much as digits as its factorization.

447999463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5878656, while the sum is 55.

The square root of 447999463 is about 21165.9978030803. The cubic root of 447999463 is about 765.1721673814.

The spelling of 447999463 in words is "four hundred forty-seven million, nine hundred ninety-nine thousand, four hundred sixty-three".