449854918 has 8 divisors (see below), whose sum is σ = 714475512. Its totient is φ = 211696416.

The previous prime is 449854891. The next prime is 449854961. The reversal of 449854918 is 819458944.

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

It is a congruent number.

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, 6615480 + ... + 6615547.

It is an arithmetic number, because the mean of its divisors is an integer number (89309439).

Almost surely, 2^449854918 is an apocalyptic number.

449854918 is a deficient number, since it is larger than the sum of its proper divisors (264620594).

449854918 is a wasteful number, since it uses less digits than its factorization.

449854918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13231046.

The product of its digits is 1658880, while the sum is 52.

The square root of 449854918 is about 21209.7835443929. The cubic root of 449854918 is about 766.2270696859.

The spelling of 449854918 in words is "four hundred forty-nine million, eight hundred fifty-four thousand, nine hundred eighteen".