450525 has 12 divisors (see below), whose sum is σ = 744992. Its totient is φ = 240240.

The previous prime is 450503. The next prime is 450529. The reversal of 450525 is 525054.

It is not a de Polignac number, because 450525 - 2⁵ = 450493 is a prime.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2929 + ... + 3078.

2⁴⁵⁰⁵²⁵ is an apocalyptic number.

It is an amenable number.

450525 is a deficient number, since it is larger than the sum of its proper divisors (294467).

450525 is a wasteful number, since it uses less digits than its factorization.

450525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6020 (or 6015 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 450525 is about 671.2115910799. The cubic root of 450525 is about 76.6607325800.

Adding to 450525 its reverse (525054), we get a palindrome (975579).

Subtracting 450525 from its reverse (525054), we obtain a square (74529 = 273²).

The spelling of 450525 in words is "four hundred fifty thousand, five hundred twenty-five".