449950 has 12 divisors (see below), whose sum is σ = 837000. Its totient is φ = 179960.

The previous prime is 449941. The next prime is 449951. The reversal of 449950 is 59944.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449951) by changing a digit.

449950 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 (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4450 + ... + 4549.

It is an arithmetic number, because the mean of its divisors is an integer number (69750).

2⁴⁴⁹⁹⁵⁰ is an apocalyptic number.

449950 is a deficient number, since it is larger than the sum of its proper divisors (387050).

449950 is a wasteful number, since it uses less digits than its factorization.

449950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9011 (or 9006 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 449950 is about 670.7831244150. The cubic root of 449950 is about 76.6281049511.

The spelling of 449950 in words is "four hundred forty-nine thousand, nine hundred fifty".