449378 has 8 divisors (see below), whose sum is σ = 713772. Its totient is φ = 211456.

The previous prime is 449363. The next prime is 449381. The reversal of 449378 is 873944.

It can be written as a sum of positive squares in 2 ways, for example, as 444889 + 4489 = 667^2 + 67^2 .

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 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, 6575 + ... + 6642.

2⁴⁴⁹³⁷⁸ is an apocalyptic number.

449378 is a deficient number, since it is larger than the sum of its proper divisors (264394).

449378 is a wasteful number, since it uses less digits than its factorization.

449378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13236.

The product of its digits is 24192, while the sum is 35.

The square root of 449378 is about 670.3566215083. The cubic root of 449378 is about 76.5956199619.

The spelling of 449378 in words is "four hundred forty-nine thousand, three hundred seventy-eight".