449008568 has 8 divisors (see below), whose sum is σ = 841891080. Its totient is φ = 224504280.

The previous prime is 449008561. The next prime is 449008597. The reversal of 449008568 is 865800944.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449008561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28063028 + ... + 28063043.

It is an arithmetic number, because the mean of its divisors is an integer number (105236385).

Almost surely, 2^449008568 is an apocalyptic number.

It is an amenable number.

449008568 is a deficient number, since it is larger than the sum of its proper divisors (392882512).

449008568 is a wasteful number, since it uses less digits than its factorization.

449008568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56126077 (or 56126073 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 449008568 is about 21189.8222739125. The cubic root of 449008568 is about 765.7462454836.

The spelling of 449008568 in words is "four hundred forty-nine million, eight thousand, five hundred sixty-eight".