449022 has 16 divisors (see below), whose sum is σ = 1026432. Its totient is φ = 128280.

The previous prime is 449011. The next prime is 449051. The reversal of 449022 is 220944.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 449022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5304 + ... + 5387.

It is an arithmetic number, because the mean of its divisors is an integer number (64152).

2⁴⁴⁹⁰²² is an apocalyptic number.

449022 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

449022 is an abundant number, since it is smaller than the sum of its proper divisors (577410).

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

449022 is a wasteful number, since it uses less digits than its factorization.

449022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10703.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 449022 is about 670.0910385910. The cubic root of 449022 is about 76.5753881122.

Adding to 449022 its reverse (220944), we get a palindrome (669966).

The spelling of 449022 in words is "four hundred forty-nine thousand, twenty-two".