449018 has 8 divisors (see below), whose sum is σ = 676512. Its totient is φ = 223516.

The previous prime is 449011. The next prime is 449051. The reversal of 449018 is 810944.

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

It is not an unprimeable number, because it can be changed into a prime (449011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371 + ... + 1017.

It is an arithmetic number, because the mean of its divisors is an integer number (84564).

2⁴⁴⁹⁰¹⁸ is an apocalyptic number.

449018 is a deficient number, since it is larger than the sum of its proper divisors (227494).

449018 is a wasteful number, since it uses less digits than its factorization.

449018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 449018 is about 670.0880539153. The cubic root of 449018 is about 76.5751607273.

The spelling of 449018 in words is "four hundred forty-nine thousand, eighteen".