447614969 has 2 divisors, whose sum is σ = 447614970. Its totient is φ = 447614968.

The previous prime is 447614963. The next prime is 447615013. The reversal of 447614969 is 969416744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 339038569 + 108576400 = 18413^2 + 10420^2 .

It is a cyclic number.

It is not a de Polignac number, because 447614969 - 2⁴ = 447614953 is a prime.

It is a super-2 number, since 2×447614969² = 400718320945741922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (447614963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223807484 + 223807485.

It is an arithmetic number, because the mean of its divisors is an integer number (223807485).

Almost surely, 2^447614969 is an apocalyptic number.

It is an amenable number.

447614969 is a deficient number, since it is larger than the sum of its proper divisors (1).

447614969 is an equidigital number, since it uses as much as digits as its factorization.

447614969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 50.

The square root of 447614969 is about 21156.9130309693. The cubic root of 447614969 is about 764.9532025996.

The spelling of 447614969 in words is "four hundred forty-seven million, six hundred fourteen thousand, nine hundred sixty-nine".