986533 has 2 divisors, whose sum is σ = 986534. Its totient is φ = 986532.

The previous prime is 986519. The next prime is 986543. The reversal of 986533 is 335689.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 986049 + 484 = 993^2 + 22^2 .

It is an emirp because it is prime and its reverse (335689) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 986533 - 2¹⁷ = 855461 is a prime.

It is a nialpdrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (986543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493266 + 493267.

It is an arithmetic number, because the mean of its divisors is an integer number (493267).

2⁹⁸⁶⁵³³ is an apocalyptic number.

It is an amenable number.

986533 is a deficient number, since it is larger than the sum of its proper divisors (1).

986533 is an equidigital number, since it uses as much as digits as its factorization.

986533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 34.

The square root of 986533 is about 993.2436760433. The cubic root of 986533 is about 99.5490696748.

The spelling of 986533 in words is "nine hundred eighty-six thousand, five hundred thirty-three".