449338134 has 48 divisors (see below), whose sum is σ = 1065160368. Its totient is φ = 125955648.

The previous prime is 449338121. The next prime is 449338157. The reversal of 449338134 is 431833944.

It is a junction number, because it is equal to n+sod(n) for n = 449338092 and 449338101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1164 + ... + 30000.

It is an arithmetic number, because the mean of its divisors is an integer number (22190841).

Almost surely, 2^449338134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449338134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (532580184).

449338134 is an abundant number, since it is smaller than the sum of its proper divisors (615822234).

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

449338134 is a wasteful number, since it uses less digits than its factorization.

449338134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28909 (or 28902 counting only the distinct ones).

The product of its digits is 124416, while the sum is 39.

The square root of 449338134 is about 21197.5973638523. The cubic root of 449338134 is about 765.9335486715.

The spelling of 449338134 in words is "four hundred forty-nine million, three hundred thirty-eight thousand, one hundred thirty-four".