449843 has 4 divisors (see below), whose sum is σ = 454080. Its totient is φ = 445608.

The previous prime is 449833. The next prime is 449851. The reversal of 449843 is 348944.

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 449843 - 2¹² = 445747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449833) 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, 1955 + ... + 2172.

It is an arithmetic number, because the mean of its divisors is an integer number (113520).

2⁴⁴⁹⁸⁴³ is an apocalyptic number.

449843 is a deficient number, since it is larger than the sum of its proper divisors (4237).

449843 is a wasteful number, since it uses less digits than its factorization.

449843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4236.

The product of its digits is 13824, while the sum is 32.

The square root of 449843 is about 670.7033621505. The cubic root of 449843 is about 76.6220303079.

The spelling of 449843 in words is "four hundred forty-nine thousand, eight hundred forty-three".