449339216 has 20 divisors (see below), whose sum is σ = 870923424. Its totient is φ = 224584800.

The previous prime is 449339183. The next prime is 449339239. The reversal of 449339216 is 612933944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80021 + ... + 85451.

Almost surely, 2^449339216 is an apocalyptic number.

It is an amenable number.

449339216 is a deficient number, since it is larger than the sum of its proper divisors (421584208).

449339216 is a wasteful number, since it uses less digits than its factorization.

449339216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10610 (or 10604 counting only the distinct ones).

The product of its digits is 139968, while the sum is 41.

The square root of 449339216 is about 21197.6228855973. The cubic root of 449339216 is about 765.9341634568.

The spelling of 449339216 in words is "four hundred forty-nine million, three hundred thirty-nine thousand, two hundred sixteen".