448204987 has 2 divisors, whose sum is σ = 448204988. Its totient is φ = 448204986.

The previous prime is 448204937. The next prime is 448205029. The reversal of 448204987 is 789402844.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 448204987 - 2²³ = 439816379 is a prime.

It is not a weakly prime, because it can be changed into another prime (448204937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224102493 + 224102494.

It is an arithmetic number, because the mean of its divisors is an integer number (224102494).

Almost surely, 2^448204987 is an apocalyptic number.

448204987 is a deficient number, since it is larger than the sum of its proper divisors (1).

448204987 is an equidigital number, since it uses as much as digits as its factorization.

448204987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 516096, while the sum is 46.

The square root of 448204987 is about 21170.8522974395. The cubic root of 448204987 is about 765.2891594877.

The spelling of 448204987 in words is "four hundred forty-eight million, two hundred four thousand, nine hundred eighty-seven".