449279 has 4 divisors (see below), whose sum is σ = 454776. Its totient is φ = 443784.

The previous prime is 449269. The next prime is 449287. The reversal of 449279 is 972944.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 449279 - 2⁴ = 449263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 449279.

It is not an unprimeable number, because it can be changed into a prime (449209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2624 + ... + 2789.

It is an arithmetic number, because the mean of its divisors is an integer number (113694).

2⁴⁴⁹²⁷⁹ is an apocalyptic number.

449279 is a deficient number, since it is larger than the sum of its proper divisors (5497).

449279 is an equidigital number, since it uses as much as digits as its factorization.

449279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5496.

The product of its digits is 18144, while the sum is 35.

The square root of 449279 is about 670.2827761475. The cubic root of 449279 is about 76.5899947620.

The spelling of 449279 in words is "four hundred forty-nine thousand, two hundred seventy-nine".