985963 has 4 divisors (see below), whose sum is σ = 1075608. Its totient is φ = 896320.

The previous prime is 985951. The next prime is 985969. The reversal of 985963 is 369589.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 369589 = 11 ⋅33599.

It is a cyclic number.

It is not a de Polignac number, because 985963 - 2⁹ = 985451 is a prime.

It is a Duffinian number.

985963 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (985969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44806 + ... + 44827.

It is an arithmetic number, because the mean of its divisors is an integer number (268902).

2⁹⁸⁵⁹⁶³ is an apocalyptic number.

985963 is a deficient number, since it is larger than the sum of its proper divisors (89645).

985963 is a wasteful number, since it uses less digits than its factorization.

985963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89644.

The product of its digits is 58320, while the sum is 40.

The square root of 985963 is about 992.9566959339. The cubic root of 985963 is about 99.5298934615.

The spelling of 985963 in words is "nine hundred eighty-five thousand, nine hundred sixty-three".