985744 has 10 divisors (see below), whose sum is σ = 1909910. Its totient is φ = 492864.

The previous prime is 985741. The next prime is 985759. The reversal of 985744 is 447589.

It can be written as a sum of positive squares in only one way, i.e., 640000 + 345744 = 800^2 + 588^2 .

It is not an unprimeable number, because it can be changed into a prime (985741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30789 + ... + 30820.

It is an arithmetic number, because the mean of its divisors is an integer number (190991).

2⁹⁸⁵⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

985744 is a deficient number, since it is larger than the sum of its proper divisors (924166).

985744 is a wasteful number, since it uses less digits than its factorization.

985744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61617 (or 61611 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 985744 is about 992.8464130972. The cubic root of 985744 is about 99.5225237933.

The spelling of 985744 in words is "nine hundred eighty-five thousand, seven hundred forty-four".