505534 has 4 divisors (see below), whose sum is σ = 758304. Its totient is φ = 252766.

The previous prime is 505523. The next prime is 505537. The reversal of 505534 is 435505.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126382 + ... + 126385.

It is an arithmetic number, because the mean of its divisors is an integer number (189576).

2⁵⁰⁵⁵³⁴ is an apocalyptic number.

505534 is a deficient number, since it is larger than the sum of its proper divisors (252770).

505534 is a wasteful number, since it uses less digits than its factorization.

505534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252769.

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 505534 is about 711.0091419947. The cubic root of 505534 is about 79.6618014532.

The spelling of 505534 in words is "five hundred five thousand, five hundred thirty-four".