524985 has 16 divisors (see below), whose sum is σ = 867840. Its totient is φ = 270720.

The previous prime is 524983. The next prime is 524999. The reversal of 524985 is 589425.

It is not a de Polignac number, because 524985 - 2¹ = 524983 is a prime.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 524985.

It is not an unprimeable number, because it can be changed into a prime (524981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100 + ... + 1029.

It is an arithmetic number, because the mean of its divisors is an integer number (54240).

2⁵²⁴⁹⁸⁵ is an apocalyptic number.

It is an amenable number.

524985 is a deficient number, since it is larger than the sum of its proper divisors (342855).

524985 is a wasteful number, since it uses less digits than its factorization.

524985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168.

The product of its digits is 14400, while the sum is 33.

The square root of 524985 is about 724.5584862521. The cubic root of 524985 is about 80.6706639946.

The spelling of 524985 in words is "five hundred twenty-four thousand, nine hundred eighty-five".