448880648 has 16 divisors (see below), whose sum is σ = 891160380. Its totient is φ = 211237888.

The previous prime is 448880617. The next prime is 448880657. The reversal of 448880648 is 846088844.

It can be written as a sum of positive squares in 2 ways, for example, as 368563204 + 80317444 = 19198^2 + 8962^2 .

It is a super-2 number, since 2×448880648² = 402987672297799808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 448880596 and 448880605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1650161 + ... + 1650432.

Almost surely, 2^448880648 is an apocalyptic number.

It is an amenable number.

448880648 is a deficient number, since it is larger than the sum of its proper divisors (442279732).

448880648 is a wasteful number, since it uses less digits than its factorization.

448880648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300616 (or 3300612 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 50.

The square root of 448880648 is about 21186.8036286741. The cubic root of 448880648 is about 765.6735196529.

The spelling of 448880648 in words is "four hundred forty-eight million, eight hundred eighty thousand, six hundred forty-eight".