985670 has 16 divisors (see below), whose sum is σ = 2027808. Its totient is φ = 337920.

The previous prime is 985667. The next prime is 985679. The reversal of 985670 is 76589.

It is a Harshad number since it is a multiple of its sum of digits (35).

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

It is a self number, because there is not a number n which added to its sum of digits gives 985670.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (985679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6971 + ... + 7110.

It is an arithmetic number, because the mean of its divisors is an integer number (126738).

2⁹⁸⁵⁶⁷⁰ is an apocalyptic number.

985670 is an abundant number, since it is smaller than the sum of its proper divisors (1042138).

It is a weird number, because it is abundant, but not a pseudoperfect number.

985670 is a wasteful number, since it uses less digits than its factorization.

985670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14095.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 985670 is about 992.8091458080. The cubic root of 985670 is about 99.5200333390.

The spelling of 985670 in words is "nine hundred eighty-five thousand, six hundred seventy".