449422848 has 120 divisors (see below), whose sum is σ = 1482466128. Its totient is φ = 128397312.

The previous prime is 449422823. The next prime is 449422861. The reversal of 449422848 is 848224944.

It is a super-2 number, since 2×449422848² = 403961792608862208, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25290 + ... + 39222.

Almost surely, 2^449422848 is an apocalyptic number.

449422848 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449422848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741233064).

449422848 is an abundant number, since it is smaller than the sum of its proper divisors (1033043280).

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

449422848 is a wasteful number, since it uses less digits than its factorization.

449422848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13964 (or 13945 counting only the distinct ones).

The product of its digits is 589824, while the sum is 45.

The square root of 449422848 is about 21199.5954678385. The cubic root of 449422848 is about 765.9816796242.

The spelling of 449422848 in words is "four hundred forty-nine million, four hundred twenty-two thousand, eight hundred forty-eight".