450530 has 8 divisors (see below), whose sum is σ = 810972. Its totient is φ = 180208.

The previous prime is 450529. The next prime is 450533. The reversal of 450530 is 35054.

It can be written as a sum of positive squares in 2 ways, for example, as 450241 + 289 = 671^2 + 17^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 450499 and 450508.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 450530.

It is not an unprimeable number, because it can be changed into a prime (450533) 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 3 ways as a sum of consecutive naturals, for example, 22517 + ... + 22536.

2⁴⁵⁰⁵³⁰ is an apocalyptic number.

450530 is a deficient number, since it is larger than the sum of its proper divisors (360442).

450530 is a wasteful number, since it uses less digits than its factorization.

450530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45060.

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 450530 is about 671.2153156775. The cubic root of 450530 is about 76.6610161767.

Adding to 450530 its reverse (35054), we get a palindrome (485584).

The spelling of 450530 in words is "four hundred fifty thousand, five hundred thirty".