450529 has 2 divisors, whose sum is σ = 450530. Its totient is φ = 450528.

The previous prime is 450503. The next prime is 450533. The reversal of 450529 is 925054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 419904 + 30625 = 648^2 + 175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450529 is a prime.

It is an alternating number because its digits alternate between even and odd.

450529 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (450599) 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 as a sum of consecutive naturals, namely, 225264 + 225265.

It is an arithmetic number, because the mean of its divisors is an integer number (225265).

2⁴⁵⁰⁵²⁹ is an apocalyptic number.

It is an amenable number.

450529 is a deficient number, since it is larger than the sum of its proper divisors (1).

450529 is an equidigital number, since it uses as much as digits as its factorization.

450529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 450529 is about 671.2145707596. The cubic root of 450529 is about 76.6609594575.

It can be divided in two parts, 450 and 529, that added together give a palindrome (979).

The spelling of 450529 in words is "four hundred fifty thousand, five hundred twenty-nine".