505463 has 8 divisors (see below), whose sum is σ = 582528. Its totient is φ = 429624.

The previous prime is 505459. The next prime is 505469. The reversal of 505463 is 364505.

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 505463 - 2² = 505459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 920 + ... + 1362.

It is an arithmetic number, because the mean of its divisors is an integer number (72816).

2⁵⁰⁵⁴⁶³ is an apocalyptic number.

505463 is a deficient number, since it is larger than the sum of its proper divisors (77065).

505463 is a wasteful number, since it uses less digits than its factorization.

505463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 505463 is about 710.9592112069. The cubic root of 505463 is about 79.6580718968.

Adding to 505463 its reverse (364505), we get a palindrome (869968).

The spelling of 505463 in words is "five hundred five thousand, four hundred sixty-three".