449922 has 32 divisors (see below), whose sum is σ = 1041984. Its totient is φ = 128000.

The previous prime is 449921. The next prime is 449929. The reversal of 449922 is 229944.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 449922.

It is not an unprimeable number, because it can be changed into a prime (449921) 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, 922 + ... + 1322.

It is an arithmetic number, because the mean of its divisors is an integer number (32562).

2⁴⁴⁹⁹²² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520992).

449922 is an abundant number, since it is smaller than the sum of its proper divisors (592062).

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

449922 is a wasteful number, since it uses less digits than its factorization.

449922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434.

The product of its digits is 5184, while the sum is 30.

The square root of 449922 is about 670.7622529630. The cubic root of 449922 is about 76.6265154179.

The spelling of 449922 in words is "four hundred forty-nine thousand, nine hundred twenty-two".