448140822 has 16 divisors (see below), whose sum is σ = 896495040. Its totient is φ = 149344712.

The previous prime is 448140787. The next prime is 448140829. The reversal of 448140822 is 228041844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448140829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35329 + ... + 46307.

It is an arithmetic number, because the mean of its divisors is an integer number (56030940).

Almost surely, 2^448140822 is an apocalyptic number.

448140822 is an abundant number, since it is smaller than the sum of its proper divisors (448354218).

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

448140822 is a wasteful number, since it uses less digits than its factorization.

448140822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17787.

The product of its (nonzero) digits is 16384, while the sum is 33.

The square root of 448140822 is about 21169.3368342043. The cubic root of 448140822 is about 765.2526381609.

The spelling of 448140822 in words is "four hundred forty-eight million, one hundred forty thousand, eight hundred twenty-two".