449805606 has 16 divisors (see below), whose sum is σ = 900440064. Its totient is φ = 149797064.

The previous prime is 449805599. The next prime is 449805617. The reversal of 449805606 is 606508944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27366 + ... + 40601.

It is an arithmetic number, because the mean of its divisors is an integer number (56277504).

Almost surely, 2^449805606 is an apocalyptic number.

449805606 is an abundant number, since it is smaller than the sum of its proper divisors (450634458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449805606 is a wasteful number, since it uses less digits than its factorization.

449805606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69075.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 449805606 is about 21208.6210301377. The cubic root of 449805606 is about 766.1990713481.

The spelling of 449805606 in words is "four hundred forty-nine million, eight hundred five thousand, six hundred six".