448662128 has 20 divisors (see below), whose sum is σ = 877410360. Its totient is φ = 222233664.

The previous prime is 448662121. The next prime is 448662133. The reversal of 448662128 is 821266844.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448662121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129323 + ... + 132746.

It is an arithmetic number, because the mean of its divisors is an integer number (43870518).

Almost surely, 2^448662128 is an apocalyptic number.

It is an amenable number.

448662128 is a deficient number, since it is larger than the sum of its proper divisors (428748232).

448662128 is a wasteful number, since it uses less digits than its factorization.

448662128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262184 (or 262178 counting only the distinct ones).

The product of its digits is 147456, while the sum is 41.

The square root of 448662128 is about 21181.6460172480. The cubic root of 448662128 is about 765.5492534098.

The spelling of 448662128 in words is "four hundred forty-eight million, six hundred sixty-two thousand, one hundred twenty-eight".