448505814 has 16 divisors (see below), whose sum is σ = 904951152. Its totient is φ = 148178688.

The previous prime is 448505809. The next prime is 448505821. The reversal of 448505814 is 418505844.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330079 + ... + 331434.

It is an arithmetic number, because the mean of its divisors is an integer number (56559447).

Almost surely, 2^448505814 is an apocalyptic number.

448505814 is an abundant number, since it is smaller than the sum of its proper divisors (456445338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

448505814 is a wasteful number, since it uses less digits than its factorization.

448505814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661631.

The product of its (nonzero) digits is 102400, while the sum is 39.

The square root of 448505814 is about 21177.9558503648. The cubic root of 448505814 is about 765.4603372311.

The spelling of 448505814 in words is "four hundred forty-eight million, five hundred five thousand, eight hundred fourteen".