505265 has 8 divisors (see below), whose sum is σ = 611520. Its totient is φ = 400752.

The previous prime is 505237. The next prime is 505277. The reversal of 505265 is 562505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 505265 - 2⁶ = 505201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 505265.

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, 332 + ... + 1058.

It is an arithmetic number, because the mean of its divisors is an integer number (76440).

2⁵⁰⁵²⁶⁵ is an apocalyptic number.

It is an amenable number.

505265 is a deficient number, since it is larger than the sum of its proper divisors (106255).

505265 is a wasteful number, since it uses less digits than its factorization.

505265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 505265 is about 710.8199490729. The cubic root of 505265 is about 79.6476693166.

The spelling of 505265 in words is "five hundred five thousand, two hundred sixty-five".