449312 has 24 divisors (see below), whose sum is σ = 932400. Its totient is φ = 212544.
The previous prime is 449311. The next prime is 449321. The reversal of 449312 is 213944.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 449312.
It is not an unprimeable number, because it can be changed into a prime (449311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239 + ... + 977.
It is an arithmetic number, because the mean of its divisors is an integer number (38850).
2449312 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 449312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (466200).
449312 is an abundant number, since it is smaller than the sum of its proper divisors (483088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
449312 is a wasteful number, since it uses less digits than its factorization.
449312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 768 (or 760 counting only the distinct ones).
The product of its digits is 864, while the sum is 23.
The square root of 449312 is about 670.3073921717. The cubic root of 449312 is about 76.5918699204.
The spelling of 449312 in words is "four hundred forty-nine thousand, three hundred twelve".
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