449338136 has 16 divisors (see below), whose sum is σ = 907317600. Its totient is φ = 207386784.

The previous prime is 449338121. The next prime is 449338157. The reversal of 449338136 is 631833944.

It is a junction number, because it is equal to n+sod(n) for n = 449338093 and 449338102.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2160176 + ... + 2160383.

It is an arithmetic number, because the mean of its divisors is an integer number (56707350).

Almost surely, 2^449338136 is an apocalyptic number.

It is an amenable number.

449338136 is an abundant number, since it is smaller than the sum of its proper divisors (457979464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449338136 is a wasteful number, since it uses less digits than its factorization.

449338136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4320578 (or 4320574 counting only the distinct ones).

The product of its digits is 186624, while the sum is 41.

The square root of 449338136 is about 21197.5974110275. The cubic root of 449338136 is about 765.9335498079.

The spelling of 449338136 in words is "four hundred forty-nine million, three hundred thirty-eight thousand, one hundred thirty-six".