449344459 has 4 divisors (see below), whose sum is σ = 475776504. Its totient is φ = 422912416.

The previous prime is 449344439. The next prime is 449344477. The reversal of 449344459 is 954443944.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-449344459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449344439) 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, 13215997 + ... + 13216030.

It is an arithmetic number, because the mean of its divisors is an integer number (118944126).

Almost surely, 2^449344459 is an apocalyptic number.

449344459 is a deficient number, since it is larger than the sum of its proper divisors (26432045).

449344459 is a wasteful number, since it uses less digits than its factorization.

449344459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26432044.

The product of its digits is 1244160, while the sum is 46.

The square root of 449344459 is about 21197.7465547638. The cubic root of 449344459 is about 765.9371424810.

The spelling of 449344459 in words is "four hundred forty-nine million, three hundred forty-four thousand, four hundred fifty-nine".