505048312 has 32 divisors (see below), whose sum is σ = 955514880. Its totient is φ = 250255840.

The previous prime is 505048303. The next prime is 505048331. The reversal of 505048312 is 213840505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584793 + ... + 585655.

It is an arithmetic number, because the mean of its divisors is an integer number (29859840).

Almost surely, 2^505048312 is an apocalyptic number.

It is an amenable number.

505048312 is a deficient number, since it is larger than the sum of its proper divisors (450466568).

505048312 is a wasteful number, since it uses less digits than its factorization.

505048312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443 (or 1439 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 505048312 is about 22473.2799564283. The cubic root of 505048312 is about 796.3628178600.

Adding to 505048312 its reverse (213840505), we get a palindrome (718888817).

The spelling of 505048312 in words is "five hundred five million, forty-eight thousand, three hundred twelve".