985808 has 10 divisors (see below), whose sum is σ = 1910034. Its totient is φ = 492896.

The previous prime is 985807. The next prime is 985819. The reversal of 985808 is 808589.

It can be written as a sum of positive squares in only one way, i.e., 506944 + 478864 = 712^2 + 692^2 .

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 985808.

It is not an unprimeable number, because it can be changed into a prime (985807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30791 + ... + 30822.

2⁹⁸⁵⁸⁰⁸ is an apocalyptic number.

It is an amenable number.

985808 is a deficient number, since it is larger than the sum of its proper divisors (924226).

985808 is a wasteful number, since it uses less digits than its factorization.

985808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61621 (or 61615 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 38.

The square root of 985808 is about 992.8786431382. The cubic root of 985808 is about 99.5246775992.

The spelling of 985808 in words is "nine hundred eighty-five thousand, eight hundred eight".