986255 has 16 divisors (see below), whose sum is σ = 1288224. Its totient is φ = 721920.

The previous prime is 986239. The next prime is 986257. The reversal of 986255 is 552689.

It is not a de Polignac number, because 986255 - 2⁴ = 986239 is a prime.

It is a Duffinian 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 986255.

It is not an unprimeable number, because it can be changed into a prime (986257) 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 in 15 ways as a sum of consecutive naturals, for example, 3344 + ... + 3626.

It is an arithmetic number, because the mean of its divisors is an integer number (80514).

2⁹⁸⁶²⁵⁵ is an apocalyptic number.

986255 is a deficient number, since it is larger than the sum of its proper divisors (301969).

986255 is a wasteful number, since it uses less digits than its factorization.

986255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346.

The product of its digits is 21600, while the sum is 35.

The square root of 986255 is about 993.1037206657. The cubic root of 986255 is about 99.5397179885.

The spelling of 986255 in words is "nine hundred eighty-six thousand, two hundred fifty-five".