449591144 has 32 divisors (see below), whose sum is σ = 885925920. Its totient is φ = 213627456.

The previous prime is 449591113. The next prime is 449591161. The reversal of 449591144 is 441195944.

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, 4934 + ... + 30389.

It is an arithmetic number, because the mean of its divisors is an integer number (27685185).

Almost surely, 2^449591144 is an apocalyptic number.

It is an amenable number.

449591144 is a deficient number, since it is larger than the sum of its proper divisors (436334776).

449591144 is a wasteful number, since it uses less digits than its factorization.

449591144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35409 (or 35405 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 449591144 is about 21203.5644173332. The cubic root of 449591144 is about 766.0772804342.

The spelling of 449591144 in words is "four hundred forty-nine million, five hundred ninety-one thousand, one hundred forty-four".