448466218 has 8 divisors (see below), whose sum is σ = 675380160. Its totient is φ = 223339500.

The previous prime is 448466209. The next prime is 448466219. The reversal of 448466218 is 812664844.

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

It is a super-2 number, since 2×448466218² = 402243897374447048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (448466219) 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, 446178 + ... + 447181.

It is an arithmetic number, because the mean of its divisors is an integer number (84422520).

Almost surely, 2^448466218 is an apocalyptic number.

448466218 is a deficient number, since it is larger than the sum of its proper divisors (226913942).

448466218 is a wasteful number, since it uses less digits than its factorization.

448466218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893612.

The product of its digits is 294912, while the sum is 43.

The square root of 448466218 is about 21177.0209897426. The cubic root of 448466218 is about 765.4378105372.

The spelling of 448466218 in words is "four hundred forty-eight million, four hundred sixty-six thousand, two hundred eighteen".