424520500 has 48 divisors (see below), whose sum is σ = 936818064. Its totient is φ = 168038400.

The previous prime is 424520491. The next prime is 424520501. The reversal of 424520500 is 5025424.

It can be written as a sum of positive squares in 8 ways, for example, as 70930084 + 353590416 = 8422^2 + 18804^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424520501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44124 + ... + 52876.

It is an arithmetic number, because the mean of its divisors is an integer number (19517043).

Almost surely, 2^424520500 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 424520500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (468409032).

424520500 is an abundant number, since it is smaller than the sum of its proper divisors (512297564).

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

424520500 is a wasteful number, since it uses less digits than its factorization.

424520500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8869 (or 8857 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 424520500 is about 20603.8952627895. The cubic root of 424520500 is about 751.5644381458.

Adding to 424520500 its reverse (5025424), we get a palindrome (429545924).

The spelling of 424520500 in words is "four hundred twenty-four million, five hundred twenty thousand, five hundred".