842986317 has 24 divisors (see below), whose sum is σ = 1212000192. Its totient is φ = 520175040.

The previous prime is 842986303. The next prime is 842986349. The reversal of 842986317 is 713689248.

It is not a de Polignac number, because 842986317 - 2⁴ = 842986301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842986367) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59953 + ... + 72665.

It is an arithmetic number, because the mean of its divisors is an integer number (50500008).

Almost surely, 2^842986317 is an apocalyptic number.

It is an amenable number.

842986317 is a deficient number, since it is larger than the sum of its proper divisors (369013875).

842986317 is a wasteful number, since it uses less digits than its factorization.

842986317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12801 (or 12770 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The square root of 842986317 is about 29034.2266471831. The cubic root of 842986317 is about 944.6556109101.

The spelling of 842986317 in words is "eight hundred forty-two million, nine hundred eighty-six thousand, three hundred seventeen".