448545222 has 16 divisors (see below), whose sum is σ = 996767280. Its totient is φ = 149515056.

The previous prime is 448545211. The next prime is 448545239. The reversal of 448545222 is 222545844.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4153143 + ... + 4153250.

It is an arithmetic number, because the mean of its divisors is an integer number (62297955).

Almost surely, 2^448545222 is an apocalyptic number.

448545222 is an abundant number, since it is smaller than the sum of its proper divisors (548222058).

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

448545222 is a wasteful number, since it uses less digits than its factorization.

448545222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8306404 (or 8306398 counting only the distinct ones).

The product of its digits is 102400, while the sum is 36.

The square root of 448545222 is about 21178.8862313390. The cubic root of 448545222 is about 765.4827556528.

The spelling of 448545222 in words is "four hundred forty-eight million, five hundred forty-five thousand, two hundred twenty-two".