449355556 has 12 divisors (see below), whose sum is σ = 846862492. Its totient is φ = 207394848.

The previous prime is 449355539. The next prime is 449355619. The reversal of 449355556 is 655553944.

It can be written as a sum of positive squares in 2 ways, for example, as 237653056 + 211702500 = 15416^2 + 14550^2 .

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, 4320675 + ... + 4320778.

Almost surely, 2^449355556 is an apocalyptic number.

It is an amenable number.

449355556 is a deficient number, since it is larger than the sum of its proper divisors (397506936).

449355556 is a wasteful number, since it uses less digits than its factorization.

449355556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8641470 (or 8641468 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 46.

The square root of 449355556 is about 21198.0083026684. The cubic root of 449355556 is about 765.9434476175.

The spelling of 449355556 in words is "four hundred forty-nine million, three hundred fifty-five thousand, five hundred fifty-six".