985617142 has 8 divisors (see below), whose sum is σ = 1529406000. Its totient is φ = 475815144.

The previous prime is 985617107. The next prime is 985617151. The reversal of 985617142 is 241716589.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8496642 + ... + 8496757.

It is an arithmetic number, because the mean of its divisors is an integer number (191175750).

Almost surely, 2^985617142 is an apocalyptic number.

985617142 is a deficient number, since it is larger than the sum of its proper divisors (543788858).

985617142 is a wasteful number, since it uses less digits than its factorization.

985617142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16993430.

The product of its digits is 120960, while the sum is 43.

The square root of 985617142 is about 31394.5400030005. The cubic root of 985617142 is about 995.1825433794.

The spelling of 985617142 in words is "nine hundred eighty-five million, six hundred seventeen thousand, one hundred forty-two".