449000218 has 32 divisors (see below), whose sum is σ = 706222080. Its totient is φ = 213857280.

The previous prime is 449000197. The next prime is 449000219. The reversal of 449000218 is 812000944.

It is not an unprimeable number, because it can be changed into a prime (449000219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1878543 + ... + 1878781.

It is an arithmetic number, because the mean of its divisors is an integer number (22069440).

Almost surely, 2^449000218 is an apocalyptic number.

449000218 is a deficient number, since it is larger than the sum of its proper divisors (257221862).

449000218 is a wasteful number, since it uses less digits than its factorization.

449000218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 449000218 is about 21189.6252444445. The cubic root of 449000218 is about 765.7414987140.

The spelling of 449000218 in words is "four hundred forty-nine million, two hundred eighteen", and thus it is an aban number.