505306500 has 48 divisors (see below), whose sum is σ = 1471456896. Its totient is φ = 134748000.

The previous prime is 505306499. The next prime is 505306517. The reversal of 505306500 is 5603505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166936 + ... + 169935.

It is an arithmetic number, because the mean of its divisors is an integer number (30655352).

Almost surely, 2^505306500 is an apocalyptic number.

505306500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505306500 is an abundant number, since it is smaller than the sum of its proper divisors (966150396).

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

505306500 is a wasteful number, since it uses less digits than its factorization.

505306500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336893 (or 336881 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 505306500 is about 22479.0235553060. The cubic root of 505306500 is about 796.4984988045.

The spelling of 505306500 in words is "five hundred five million, three hundred six thousand, five hundred".