448409998 has 8 divisors (see below), whose sum is σ = 685306008. Its totient is φ = 219974664.

The previous prime is 448409981. The next prime is 448409999. The reversal of 448409998 is 899904844.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448409999) 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, 2115036 + ... + 2115247.

It is an arithmetic number, because the mean of its divisors is an integer number (85663251).

Almost surely, 2^448409998 is an apocalyptic number.

448409998 is a deficient number, since it is larger than the sum of its proper divisors (236896010).

448409998 is a wasteful number, since it uses less digits than its factorization.

448409998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4230338.

The product of its (nonzero) digits is 2985984, while the sum is 55.

The square root of 448409998 is about 21175.6935659732. The cubic root of 448409998 is about 765.4058239495.

The spelling of 448409998 in words is "four hundred forty-eight million, four hundred nine thousand, nine hundred ninety-eight".