506020280 has 48 divisors (see below), whose sum is σ = 1153708920. Its totient is φ = 199747392.

The previous prime is 506020279. The next prime is 506020321. The reversal of 506020280 is 82020605.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 248627 + ... + 250653.

Almost surely, 2^506020280 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 506020280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576854460).

506020280 is an abundant number, since it is smaller than the sum of its proper divisors (647688640).

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

506020280 is a wasteful number, since it uses less digits than its factorization.

506020280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2196 (or 2113 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 506020280 is about 22494.8945318710. The cubic root of 506020280 is about 796.8733585613.

Adding to 506020280 its reverse (82020605), we get a palindrome (588040885).

The spelling of 506020280 in words is "five hundred six million, twenty thousand, two hundred eighty".