449536 has 22 divisors (see below), whose sum is σ = 900680. Its totient is φ = 224256.

The previous prime is 449473. The next prime is 449543. The reversal of 449536 is 635944.

It is a junction number, because it is equal to n+sod(n) for n = 449498 and 449507.

It is a congruent number.

It is an unprimeable number.

449536 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805 + ... + 1243.

It is an arithmetic number, because the mean of its divisors is an integer number (40940).

2⁴⁴⁹⁵³⁶ 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 449536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450340).

449536 is an abundant number, since it is smaller than the sum of its proper divisors (451144).

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

449536 is an equidigital number, since it uses as much as digits as its factorization.

449536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459 (or 441 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

The square root of 449536 is about 670.4744588722. The cubic root of 449536 is about 76.6045958426.

The spelling of 449536 in words is "four hundred forty-nine thousand, five hundred thirty-six".