504640312 has 32 divisors (see below), whose sum is σ = 1049151600. Its totient is φ = 225619200.

The previous prime is 504640307. The next prime is 504640321. The reversal of 504640312 is 213046405.

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 7 ways as a sum of consecutive naturals, for example, 41637 + ... + 52372.

Almost surely, 2^504640312 is an apocalyptic number.

It is an amenable number.

504640312 is an abundant number, since it is smaller than the sum of its proper divisors (544511288).

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

504640312 is a wasteful number, since it uses less digits than its factorization.

504640312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94087 (or 94083 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 504640312 is about 22464.2006757418. The cubic root of 504640312 is about 796.1483145772.

Adding to 504640312 its reverse (213046405), we get a palindrome (717686717).

The spelling of 504640312 in words is "five hundred four million, six hundred forty thousand, three hundred twelve".