500409630 has 128 divisors (see below), whose sum is σ = 1532252160. Its totient is φ = 113840640.

The previous prime is 500409629. The next prime is 500409653. The reversal of 500409630 is 36904005.

It is a happy number.

500409630 is a `hidden beast` number, since 500 + 40 + 96 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 500409594 and 500409603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 511702 + ... + 512678.

It is an arithmetic number, because the mean of its divisors is an integer number (11970720).

Almost surely, 2^500409630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500409630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (766126080).

500409630 is an abundant number, since it is smaller than the sum of its proper divisors (1031842530).

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

500409630 is a wasteful number, since it uses less digits than its factorization.

500409630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271 (or 1265 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 500409630 is about 22369.8375049977. The cubic root of 500409630 is about 793.9172158507.

The spelling of 500409630 in words is "five hundred million, four hundred nine thousand, six hundred thirty".