449016068 has 6 divisors (see below), whose sum is σ = 785778126. Its totient is φ = 224508032.

The previous prime is 449016049. The next prime is 449016079. The reversal of 449016068 is 860610944.

It can be written as a sum of positive squares in only one way, i.e., 321054724 + 127961344 = 17918^2 + 11312^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56127005 + ... + 56127012.

It is an arithmetic number, because the mean of its divisors is an integer number (130963021).

Almost surely, 2^449016068 is an apocalyptic number.

It is an amenable number.

449016068 is a deficient number, since it is larger than the sum of its proper divisors (336762058).

449016068 is a wasteful number, since it uses less digits than its factorization.

449016068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112254021 (or 112254019 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 449016068 is about 21189.9992449268. Note that the first 3 decimals coincide. The cubic root of 449016068 is about 765.7505089991.

The spelling of 449016068 in words is "four hundred forty-nine million, sixteen thousand, sixty-eight".