449198068 has 12 divisors (see below), whose sum is σ = 857560032. Its totient is φ = 204180920.

The previous prime is 449198053. The next prime is 449198069. The reversal of 449198068 is 860891944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449198069) 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 3 ways as a sum of consecutive naturals, for example, 5104480 + ... + 5104567.

It is an arithmetic number, because the mean of its divisors is an integer number (71463336).

Almost surely, 2^449198068 is an apocalyptic number.

It is an amenable number.

449198068 is a deficient number, since it is larger than the sum of its proper divisors (408361964).

449198068 is a wasteful number, since it uses less digits than its factorization.

449198068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10209062 (or 10209060 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 49.

The square root of 449198068 is about 21194.2932885246. The cubic root of 449198068 is about 765.8539557552.

The spelling of 449198068 in words is "four hundred forty-nine million, one hundred ninety-eight thousand, sixty-eight".