501340312 has 16 divisors (see below), whose sum is σ = 1025469000. Its totient is φ = 227881920.

The previous prime is 501340283. The next prime is 501340321. The reversal of 501340312 is 213043105.

It is a self number, because there is not a number n which added to its sum of digits gives 501340312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2848437 + ... + 2848612.

Almost surely, 2^501340312 is an apocalyptic number.

It is an amenable number.

501340312 is an abundant number, since it is smaller than the sum of its proper divisors (524128688).

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

501340312 is a wasteful number, since it uses less digits than its factorization.

501340312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5697066 (or 5697062 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 501340312 is about 22390.6300045354. The cubic root of 501340312 is about 794.4090974491.

Adding to 501340312 its reverse (213043105), we get a palindrome (714383417).

The spelling of 501340312 in words is "five hundred one million, three hundred forty thousand, three hundred twelve".