449338312 has 8 divisors (see below), whose sum is σ = 842509350. Its totient is φ = 224669152.

The previous prime is 449338303. The next prime is 449338313. The reversal of 449338312 is 213833944.

It can be written as a sum of positive squares in only one way, i.e., 380016036 + 69322276 = 19494^2 + 8326^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (449338313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28083637 + ... + 28083652.

Almost surely, 2^449338312 is an apocalyptic number.

It is an amenable number.

449338312 is a deficient number, since it is larger than the sum of its proper divisors (393171038).

449338312 is a wasteful number, since it uses less digits than its factorization.

449338312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56167295 (or 56167291 counting only the distinct ones).

The product of its digits is 62208, while the sum is 37.

The square root of 449338312 is about 21197.6015624410. The cubic root of 449338312 is about 765.9336498100.

The spelling of 449338312 in words is "four hundred forty-nine million, three hundred thirty-eight thousand, three hundred twelve".