448975778 has 8 divisors (see below), whose sum is σ = 702744768. Its totient is φ = 214727524.

The previous prime is 448975741. The next prime is 448975783. The reversal of 448975778 is 877579844.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 4880126 + ... + 4880217.

It is an arithmetic number, because the mean of its divisors is an integer number (87843096).

Almost surely, 2^448975778 is an apocalyptic number.

448975778 is a deficient number, since it is larger than the sum of its proper divisors (253768990).

448975778 is a wasteful number, since it uses less digits than its factorization.

448975778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9760368.

The product of its digits is 15805440, while the sum is 59.

The square root of 448975778 is about 21189.0485392809. The cubic root of 448975778 is about 765.7276048367.

The spelling of 448975778 in words is "four hundred forty-eight million, nine hundred seventy-five thousand, seven hundred seventy-eight".