449465 has 8 divisors (see below), whose sum is σ = 543048. Its totient is φ = 357120.

The previous prime is 449459. The next prime is 449473. The reversal of 449465 is 564944.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 94249 + 355216 = 307^2 + 596^2 .

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

It is not a de Polignac number, because 449465 - 2⁸ = 449209 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1019 + ... + 1391.

It is an arithmetic number, because the mean of its divisors is an integer number (67881).

2⁴⁴⁹⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

449465 is a deficient number, since it is larger than the sum of its proper divisors (93583).

449465 is a wasteful number, since it uses less digits than its factorization.

449465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619.

The product of its digits is 17280, while the sum is 32.

The square root of 449465 is about 670.4215092015. The cubic root of 449465 is about 76.6005626375.

The spelling of 449465 in words is "four hundred forty-nine thousand, four hundred sixty-five".