447415049 has 2 divisors, whose sum is σ = 447415050. Its totient is φ = 447415048.

The previous prime is 447415039. The next prime is 447415081. The reversal of 447415049 is 940514744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273307024 + 174108025 = 16532^2 + 13195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447415049 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (447415039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223707524 + 223707525.

It is an arithmetic number, because the mean of its divisors is an integer number (223707525).

Almost surely, 2^447415049 is an apocalyptic number.

It is an amenable number.

447415049 is a deficient number, since it is larger than the sum of its proper divisors (1).

447415049 is an equidigital number, since it uses as much as digits as its factorization.

447415049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 447415049 is about 21152.1878064658. The cubic root of 447415049 is about 764.8393009741.

The spelling of 447415049 in words is "four hundred forty-seven million, four hundred fifteen thousand, forty-nine".