449684159 has 8 divisors (see below), whose sum is σ = 455148000. Its totient is φ = 444229632.

The previous prime is 449684149. The next prime is 449684173. The reversal of 449684159 is 951486944.

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 449684159 - 2¹⁶ = 449618623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449684129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165887 + ... + 168575.

It is an arithmetic number, because the mean of its divisors is an integer number (56893500).

Almost surely, 2^449684159 is an apocalyptic number.

449684159 is a deficient number, since it is larger than the sum of its proper divisors (5463841).

449684159 is a wasteful number, since it uses less digits than its factorization.

449684159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4657.

The product of its digits is 1244160, while the sum is 50.

The square root of 449684159 is about 21205.7576851194. The cubic root of 449684159 is about 766.1301075162.

The spelling of 449684159 in words is "four hundred forty-nine million, six hundred eighty-four thousand, one hundred fifty-nine".