505269 has 12 divisors (see below), whose sum is σ = 753792. Its totient is φ = 325800.

The previous prime is 505237. The next prime is 505277. The reversal of 505269 is 962505.

It is not a de Polignac number, because 505269 - 2⁵ = 505237 is a prime.

It is a super-2 number, since 2×505269² = 510593524722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 627 + ... + 1184.

It is an arithmetic number, because the mean of its divisors is an integer number (62816).

2⁵⁰⁵²⁶⁹ is an apocalyptic number.

It is an amenable number.

505269 is a deficient number, since it is larger than the sum of its proper divisors (248523).

505269 is a wasteful number, since it uses less digits than its factorization.

505269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848 (or 1845 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 505269 is about 710.8227627194. The cubic root of 505269 is about 79.6478794966.

The spelling of 505269 in words is "five hundred five thousand, two hundred sixty-nine".