450532500 has 240 divisors, whose sum is σ = 1477926912. Its totient is φ = 105840000.

The previous prime is 450532451. The next prime is 450532501. The reversal of 450532500 is 5235054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450532501) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3547437 + ... + 3547563.

Almost surely, 2^450532500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 450532500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (738963456).

450532500 is an abundant number, since it is smaller than the sum of its proper divisors (1027394412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450532500 is a wasteful number, since it uses less digits than its factorization.

450532500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 450532500 is about 21225.7508701106. The cubic root of 450532500 is about 766.6115797429.

Adding to 450532500 its reverse (5235054), we get a palindrome (455767554).

The spelling of 450532500 in words is "four hundred fifty million, five hundred thirty-two thousand, five hundred".