524663 has 4 divisors (see below), whose sum is σ = 526680. Its totient is φ = 522648.

The previous prime is 524633. The next prime is 524669. The reversal of 524663 is 366425.

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

It is a cyclic number.

It is not a de Polignac number, because 524663 - 2⁶ = 524599 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 (524669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 548 + ... + 1161.

It is an arithmetic number, because the mean of its divisors is an integer number (131670).

2⁵²⁴⁶⁶³ is an apocalyptic number.

524663 is a deficient number, since it is larger than the sum of its proper divisors (2017).

524663 is a wasteful number, since it uses less digits than its factorization.

524663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016.

The product of its digits is 4320, while the sum is 26.

The square root of 524663 is about 724.3362478849. The cubic root of 524663 is about 80.6541674811.

The spelling of 524663 in words is "five hundred twenty-four thousand, six hundred sixty-three".