501430712 has 16 divisors (see below), whose sum is σ = 940497360. Its totient is φ = 250631424.

The previous prime is 501430703. The next prime is 501430723. The reversal of 501430712 is 217034105.

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 3 ways as a sum of consecutive naturals, for example, 20168 + ... + 37544.

It is an arithmetic number, because the mean of its divisors is an integer number (58781085).

Almost surely, 2^501430712 is an apocalyptic number.

It is an amenable number.

501430712 is a deficient number, since it is larger than the sum of its proper divisors (439066648).

501430712 is a wasteful number, since it uses less digits than its factorization.

501430712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20990 (or 20986 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 501430712 is about 22392.6486151147. The cubic root of 501430712 is about 794.4568429722.

Adding to 501430712 its reverse (217034105), we get a palindrome (718464817).

The spelling of 501430712 in words is "five hundred one million, four hundred thirty thousand, seven hundred twelve".