985263 has 4 divisors (see below), whose sum is σ = 1313688. Its totient is φ = 656840.

The previous prime is 985253. The next prime is 985277. The reversal of 985263 is 362589.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362589 = 3 ⋅120863.

It is a cyclic number.

It is not a de Polignac number, because 985263 - 2⁸ = 985007 is a prime.

It is a d-powerful number, because it can be written as 9⁵ + 8⁴ + 2⁴ + 5⁸ + 6² + 3¹² .

It is a D-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 985263.

It is not an unprimeable number, because it can be changed into a prime (985213) 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 3 ways as a sum of consecutive naturals, for example, 164208 + ... + 164213.

It is an arithmetic number, because the mean of its divisors is an integer number (328422).

2⁹⁸⁵²⁶³ is an apocalyptic number.

985263 is a deficient number, since it is larger than the sum of its proper divisors (328425).

985263 is a wasteful number, since it uses less digits than its factorization.

985263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328424.

The product of its digits is 12960, while the sum is 33.

The square root of 985263 is about 992.6041507066. The cubic root of 985263 is about 99.5063336120.

The spelling of 985263 in words is "nine hundred eighty-five thousand, two hundred sixty-three".