449318 has 8 divisors (see below), whose sum is σ = 677280. Its totient is φ = 223560.

The previous prime is 449311. The next prime is 449321. The reversal of 449318 is 813944.

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 (449311) by changing a digit.

449318 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128 + ... + 956.

It is an arithmetic number, because the mean of its divisors is an integer number (84660).

2⁴⁴⁹³¹⁸ is an apocalyptic number.

449318 is a deficient number, since it is larger than the sum of its proper divisors (227962).

449318 is a wasteful number, since it uses less digits than its factorization.

449318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102.

The product of its digits is 3456, while the sum is 29.

The square root of 449318 is about 670.3118677153. The cubic root of 449318 is about 76.5922108485.

It can be divided in two parts, 449 and 318, that added together give a palindrome (767).

The spelling of 449318 in words is "four hundred forty-nine thousand, three hundred eighteen".