449281364 has 24 divisors (see below), whose sum is σ = 911977920. Its totient is φ = 189674496.

The previous prime is 449281361. The next prime is 449281411. The reversal of 449281364 is 463182944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449281361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117869 + ... + 121620.

It is an arithmetic number, because the mean of its divisors is an integer number (37999080).

Almost surely, 2^449281364 is an apocalyptic number.

It is an amenable number.

449281364 is an abundant number, since it is smaller than the sum of its proper divisors (462696556).

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

449281364 is a wasteful number, since it uses less digits than its factorization.

449281364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239567 (or 239565 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The square root of 449281364 is about 21196.2582547015. The cubic root of 449281364 is about 765.9012909457.

The spelling of 449281364 in words is "four hundred forty-nine million, two hundred eighty-one thousand, three hundred sixty-four".