2321086842 has 12 divisors (see below), whose sum is σ = 5029021530. Its totient is φ = 773695608.

The previous prime is 2321086841. The next prime is 2321086871. The reversal of 2321086842 is 2486801232.

It can be written as a sum of positive squares in only one way, i.e., 2320445241 + 641601 = 48171^2 + 801^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2321086797 and 2321086806.

It is not an unprimeable number, because it can be changed into a prime (2321086841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64474617 + ... + 64474652.

Almost surely, 2^2321086842 is an apocalyptic number.

2321086842 is an abundant number, since it is smaller than the sum of its proper divisors (2707934688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2321086842 is a wasteful number, since it uses less digits than its factorization.

2321086842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128949277 (or 128949274 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 2321086842 is about 48177.6591585768. The cubic root of 2321086842 is about 1324.0278792394.

The spelling of 2321086842 in words is "two billion, three hundred twenty-one million, eighty-six thousand, eight hundred forty-two".