449474016 has 96 divisors (see below), whose sum is σ = 1292487840. Its totient is φ = 136134656.

The previous prime is 449473993. The next prime is 449474017. The reversal of 449474016 is 610474944.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449474017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42580 + ... + 52076.

It is an arithmetic number, because the mean of its divisors is an integer number (13463415).

Almost surely, 2^449474016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449474016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (646243920).

449474016 is an abundant number, since it is smaller than the sum of its proper divisors (843013824).

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

449474016 is a wasteful number, since it uses less digits than its factorization.

449474016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9556 (or 9548 counting only the distinct ones).

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

The square root of 449474016 is about 21200.8022489716. The cubic root of 449474016 is about 766.0107482125.

The spelling of 449474016 in words is "four hundred forty-nine million, four hundred seventy-four thousand, sixteen".