505466 has 8 divisors (see below), whose sum is σ = 816564. Its totient is φ = 233280.

The previous prime is 505459. The next prime is 505469. The reversal of 505466 is 664505.

It can be written as a sum of positive squares in 2 ways, for example, as 450241 + 55225 = 671^2 + 235^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 19441 = 505466 / (5 + 0 + 5 + 4 + 6 + 6).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 505466.

It is not an unprimeable number, because it can be changed into a prime (505469) 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 3 ways as a sum of consecutive naturals, for example, 9695 + ... + 9746.

2⁵⁰⁵⁴⁶⁶ is an apocalyptic number.

505466 is a deficient number, since it is larger than the sum of its proper divisors (311098).

505466 is a wasteful number, since it uses less digits than its factorization.

505466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19456.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 505466 is about 710.9613210295. The cubic root of 505466 is about 79.6582294907.

The spelling of 505466 in words is "five hundred five thousand, four hundred sixty-six".