533987 has 8 divisors (see below), whose sum is σ = 572832. Its totient is φ = 496000.

The previous prime is 533971. The next prime is 533989. The reversal of 533987 is 789335.

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 533987 - 2⁴ = 533971 is a prime.

It is a d-powerful number, because it can be written as 5³ + 3 + 9 + 3¹² + 8 + 7⁴ .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 533987.

It is not an unprimeable number, because it can be changed into a prime (533989) 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, 1562 + ... + 1872.

It is an arithmetic number, because the mean of its divisors is an integer number (71604).

2⁵³³⁹⁸⁷ is an apocalyptic number.

533987 is a deficient number, since it is larger than the sum of its proper divisors (38845).

533987 is a wasteful number, since it uses less digits than its factorization.

533987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429.

The product of its digits is 22680, while the sum is 35.

The square root of 533987 is about 730.7441412697. The cubic root of 533987 is about 81.1291441873.

The spelling of 533987 in words is "five hundred thirty-three thousand, nine hundred eighty-seven".