985610 has 8 divisors (see below), whose sum is σ = 1774116. Its totient is φ = 394240.

The previous prime is 985601. The next prime is 985613. The reversal of 985610 is 16589.

It can be written as a sum of positive squares in 2 ways, for example, as 966289 + 19321 = 983^2 + 139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between odd and even.

It is a zygodrome in base 4.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49271 + ... + 49290.

2⁹⁸⁵⁶¹⁰ is an apocalyptic number.

985610 is a deficient number, since it is larger than the sum of its proper divisors (788506).

985610 is a wasteful number, since it uses less digits than its factorization.

985610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98568.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 985610 is about 992.7789280600. The cubic root of 985610 is about 99.5180139603.

The spelling of 985610 in words is "nine hundred eighty-five thousand, six hundred ten".