505274 has 32 divisors (see below), whose sum is σ = 1005696. Its totient is φ = 184320.

The previous prime is 505237. The next prime is 505277. The reversal of 505274 is 472505.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 505274.

It is not an unprimeable number, because it can be changed into a prime (505277) 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 15 ways as a sum of consecutive naturals, for example, 2522 + ... + 2714.

It is an arithmetic number, because the mean of its divisors is an integer number (31428).

2⁵⁰⁵²⁷⁴ is an apocalyptic number.

505274 is a deficient number, since it is larger than the sum of its proper divisors (500422).

505274 is a wasteful number, since it uses less digits than its factorization.

505274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230.

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 505274 is about 710.8262797618. The cubic root of 505274 is about 79.6481422201.

Adding to 505274 its reverse (472505), we get a palindrome (977779).

The spelling of 505274 in words is "five hundred five thousand, two hundred seventy-four".