449793 has 14 divisors (see below), whose sum is σ = 675474. Its totient is φ = 299376.

The previous prime is 449783. The next prime is 449797. The reversal of 449793 is 397944.

It can be written as a sum of positive squares in only one way, i.e., 263169 + 186624 = 513^2 + 432^2 .

It is not a de Polignac number, because 449793 - 2¹⁰ = 448769 is a prime.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (449797) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 421 + ... + 1037.

2⁴⁴⁹⁷⁹³ is an apocalyptic number.

It is an amenable number.

449793 is a deficient number, since it is larger than the sum of its proper divisors (225681).

449793 is an frugal number, since it uses more digits than its factorization.

449793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 620 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 449793 is about 670.6660868122. Note that the first 3 decimals coincide. The cubic root of 449793 is about 76.6191913593.

The spelling of 449793 in words is "four hundred forty-nine thousand, seven hundred ninety-three".