501680608 has 96 divisors (see below), whose sum is σ = 1228802400. Its totient is φ = 198082560.

The previous prime is 501680581. The next prime is 501680611. The reversal of 501680608 is 806086105.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74568 + ... + 81016.

It is an arithmetic number, because the mean of its divisors is an integer number (12800025).

Almost surely, 2^501680608 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 501680608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (614401200).

501680608 is an abundant number, since it is smaller than the sum of its proper divisors (727121792).

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

501680608 is a wasteful number, since it uses less digits than its factorization.

501680608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6500 (or 6492 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 501680608 is about 22398.2277870371. The cubic root of 501680608 is about 794.5887978041.

The spelling of 501680608 in words is "five hundred one million, six hundred eighty thousand, six hundred eight".