524986 has 24 divisors (see below), whose sum is σ = 1001376. Its totient is φ = 204120.

The previous prime is 524983. The next prime is 524999. The reversal of 524986 is 689425.

It is a happy number.

It is a super-2 number, since 2×524986² = 551220600392, which contains 22 as substring.

It is a d-powerful number, because it can be written as 5³ + 2¹⁹ + 9 + 4² + 8³ + 6² .

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 11 ways as a sum of consecutive naturals, for example, 835 + ... + 1321.

It is an arithmetic number, because the mean of its divisors is an integer number (41724).

2⁵²⁴⁹⁸⁶ is an apocalyptic number.

524986 is a deficient number, since it is larger than the sum of its proper divisors (476390).

524986 is a wasteful number, since it uses less digits than its factorization.

524986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 507 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 524986 is about 724.5591763272. The cubic root of 524986 is about 80.6707152155.

It can be divided in two parts, 5249 and 86, that added together give a palindrome (5335).

The spelling of 524986 in words is "five hundred twenty-four thousand, nine hundred eighty-six".