449630859 has 16 divisors (see below), whose sum is σ = 608878080. Its totient is φ = 295081920.

The previous prime is 449630843. The next prime is 449630861. The reversal of 449630859 is 958036944.

It is not a de Polignac number, because 449630859 - 2⁴ = 449630843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (449630809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194599 + ... + 196895.

It is an arithmetic number, because the mean of its divisors is an integer number (38054880).

Almost surely, 2^449630859 is an apocalyptic number.

449630859 is a deficient number, since it is larger than the sum of its proper divisors (159247221).

449630859 is a wasteful number, since it uses less digits than its factorization.

449630859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3290.

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 449630859 is about 21204.5009137211. The cubic root of 449630859 is about 766.0998371236.

The spelling of 449630859 in words is "four hundred forty-nine million, six hundred thirty thousand, eight hundred fifty-nine".