449743 has 8 divisors (see below), whose sum is σ = 525312. Its totient is φ = 377016.

The previous prime is 449741. The next prime is 449759. The reversal of 449743 is 347944.

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

It is a cyclic number.

It is not a de Polignac number, because 449743 - 2¹ = 449741 is a prime.

It is a Duffinian number.

449743 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449741) by changing a digit.

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, 355 + ... + 1012.

It is an arithmetic number, because the mean of its divisors is an integer number (65664).

2⁴⁴⁹⁷⁴³ is an apocalyptic number.

449743 is a deficient number, since it is larger than the sum of its proper divisors (75569).

449743 is a wasteful number, since it uses less digits than its factorization.

449743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421.

The product of its digits is 12096, while the sum is 31.

The square root of 449743 is about 670.6288094020. The cubic root of 449743 is about 76.6163522003.

The spelling of 449743 in words is "four hundred forty-nine thousand, seven hundred forty-three".