505732365 has 48 divisors (see below), whose sum is σ = 896313600. Its totient is φ = 263711616.

The previous prime is 505732343. The next prime is 505732379. The reversal of 505732365 is 563237505.

505732365 is a `hidden beast` number, since 5 + 0 + 573 + 23 + 65 = 666.

It is not a de Polignac number, because 505732365 - 2¹² = 505728269 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 634147 + ... + 634943.

It is an arithmetic number, because the mean of its divisors is an integer number (18673200).

Almost surely, 2^505732365 is an apocalyptic number.

It is an amenable number.

505732365 is a deficient number, since it is larger than the sum of its proper divisors (390581235).

505732365 is a wasteful number, since it uses less digits than its factorization.

505732365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106 (or 1103 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 36.

The square root of 505732365 is about 22488.4940580733. The cubic root of 505732365 is about 796.7221951067.

The spelling of 505732365 in words is "five hundred five million, seven hundred thirty-two thousand, three hundred sixty-five".