505284312 has 48 divisors (see below), whose sum is σ = 1367866440. Its totient is φ = 155470848.

The previous prime is 505284301. The next prime is 505284323. The reversal of 505284312 is 213482505.

It is an interprime number because it is at equal distance from previous prime (505284301) and next prime (505284323).

It is a self number, because there is not a number n which added to its sum of digits gives 505284312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58233 + ... + 66344.

Almost surely, 2^505284312 is an apocalyptic number.

505284312 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

505284312 is an abundant number, since it is smaller than the sum of its proper divisors (862582128).

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

505284312 is a wasteful number, since it uses less digits than its factorization.

505284312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124612 (or 124595 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 505284312 is about 22478.5300231132. The cubic root of 505284312 is about 796.4868405553.

The spelling of 505284312 in words is "five hundred five million, two hundred eighty-four thousand, three hundred twelve".