449469 has 20 divisors (see below), whose sum is σ = 696960. Its totient is φ = 288360.

The previous prime is 449459. The next prime is 449473. The reversal of 449469 is 964944.

It is not a de Polignac number, because 449469 - 2⁵ = 449437 is a prime.

It is a super-2 number, since 2×449469² = 404044763922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449419) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2422 + ... + 2600.

It is an arithmetic number, because the mean of its divisors is an integer number (34848).

2⁴⁴⁹⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

449469 is a deficient number, since it is larger than the sum of its proper divisors (247491).

449469 is a wasteful number, since it uses less digits than its factorization.

449469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222 (or 213 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 449469 is about 670.4244923927. The cubic root of 449469 is about 76.6007898716.

The spelling of 449469 in words is "four hundred forty-nine thousand, four hundred sixty-nine".