449471064 has 32 divisors (see below), whose sum is σ = 1284203520. Its totient is φ = 128420256.

The previous prime is 449471059. The next prime is 449471081. The reversal of 449471064 is 460174944.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1337544 + ... + 1337879.

It is an arithmetic number, because the mean of its divisors is an integer number (40131360).

Almost surely, 2^449471064 is an apocalyptic number.

It is an amenable number.

449471064 is an abundant number, since it is smaller than the sum of its proper divisors (834732456).

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

449471064 is a wasteful number, since it uses less digits than its factorization.

449471064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675439 (or 2675435 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 449471064 is about 21200.7326288504. The cubic root of 449471064 is about 766.0090712385.

The spelling of 449471064 in words is "four hundred forty-nine million, four hundred seventy-one thousand, sixty-four".