450406 has 16 divisors (see below), whose sum is σ = 751680. Its totient is φ = 200680.

The previous prime is 450403. The next prime is 450413. The reversal of 450406 is 604054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450403) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1125 + ... + 1471.

It is an arithmetic number, because the mean of its divisors is an integer number (46980).

2⁴⁵⁰⁴⁰⁶ is an apocalyptic number.

450406 is a deficient number, since it is larger than the sum of its proper divisors (301274).

450406 is a wasteful number, since it uses less digits than its factorization.

450406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 450406 is about 671.1229395573. The cubic root of 450406 is about 76.6539823586.

The spelling of 450406 in words is "four hundred fifty thousand, four hundred six".