449340 has 24 divisors (see below), whose sum is σ = 1258320. Its totient is φ = 119808.

The previous prime is 449333. The next prime is 449347. The reversal of 449340 is 43944.

It is an interprime number because it is at equal distance from previous prime (449333) and next prime (449347).

It is a self number, because there is not a number n which added to its sum of digits gives 449340.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 449340.

It is not an unprimeable number, because it can be changed into a prime (449347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3685 + ... + 3804.

It is an arithmetic number, because the mean of its divisors is an integer number (52430).

2⁴⁴⁹³⁴⁰ is an apocalyptic number.

It is an amenable number.

449340 is an abundant number, since it is smaller than the sum of its proper divisors (808980).

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

449340 is a wasteful number, since it uses less digits than its factorization.

449340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7501 (or 7499 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 449340 is about 670.3282777863. The cubic root of 449340 is about 76.5934608920.

The spelling of 449340 in words is "four hundred forty-nine thousand, three hundred forty".