985693 has 4 divisors (see below), whose sum is σ = 999648. Its totient is φ = 971740.

The previous prime is 985679. The next prime is 985703. The reversal of 985693 is 396589.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 985693 - 2⁹ = 985181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (985613) 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, 6871 + ... + 7012.

It is an arithmetic number, because the mean of its divisors is an integer number (249912).

2⁹⁸⁵⁶⁹³ is an apocalyptic number.

It is an amenable number.

985693 is a deficient number, since it is larger than the sum of its proper divisors (13955).

985693 is a wasteful number, since it uses less digits than its factorization.

985693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13954.

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

The square root of 985693 is about 992.8207290342. The cubic root of 985693 is about 99.5208074125.

The spelling of 985693 in words is "nine hundred eighty-five thousand, six hundred ninety-three".