505633875 has 16 divisors (see below), whose sum is σ = 841375392. Its totient is φ = 269671200.

The previous prime is 505633867. The next prime is 505633913. The reversal of 505633875 is 578336505.

It is not a de Polignac number, because 505633875 - 2³ = 505633867 is a prime.

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, 673804 + ... + 674553.

It is an arithmetic number, because the mean of its divisors is an integer number (52585962).

Almost surely, 2^505633875 is an apocalyptic number.

505633875 is a deficient number, since it is larger than the sum of its proper divisors (335741517).

505633875 is a wasteful number, since it uses less digits than its factorization.

505633875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348375 (or 1348365 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 42.

The square root of 505633875 is about 22486.3041649801. The cubic root of 505633875 is about 796.6704719235.

The spelling of 505633875 in words is "five hundred five million, six hundred thirty-three thousand, eight hundred seventy-five".