985240142 has 16 divisors (see below), whose sum is σ = 1529681760. Its totient is φ = 475365408.

The previous prime is 985240133. The next prime is 985240163. The reversal of 985240142 is 241042589.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133103 + ... + 140309.

It is an arithmetic number, because the mean of its divisors is an integer number (95605110).

Almost surely, 2^985240142 is an apocalyptic number.

985240142 is a deficient number, since it is larger than the sum of its proper divisors (544441618).

985240142 is a wasteful number, since it uses less digits than its factorization.

985240142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9595.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 985240142 is about 31388.5351999739. The cubic root of 985240142 is about 995.0556409379.

It can be divided in two parts, 9852 and 40142, that added together give a palindrome (49994).

The spelling of 985240142 in words is "nine hundred eighty-five million, two hundred forty thousand, one hundred forty-two".