449476318 has 4 divisors (see below), whose sum is σ = 674214480. Its totient is φ = 224738158.

The previous prime is 449476309. The next prime is 449476319. The reversal of 449476318 is 813674944.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449476319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112369078 + ... + 112369081.

It is an arithmetic number, because the mean of its divisors is an integer number (168553620).

Almost surely, 2^449476318 is an apocalyptic number.

449476318 is a deficient number, since it is larger than the sum of its proper divisors (224738162).

449476318 is a wasteful number, since it uses less digits than its factorization.

449476318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224738161.

The product of its digits is 580608, while the sum is 46.

The square root of 449476318 is about 21200.8565393005. The cubic root of 449476318 is about 766.0120559290.

The spelling of 449476318 in words is "four hundred forty-nine million, four hundred seventy-six thousand, three hundred eighteen".