8273684242 has 8 divisors (see below), whose sum is σ = 12419517132. Its totient is φ = 4133845200.

The previous prime is 8273684239. The next prime is 8273684249. The reversal of 8273684242 is 2424863728.

It can be written as a sum of positive squares in 2 ways, for example, as 8248090761 + 25593481 = 90819^2 + 5059^2 .

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

It is a super-2 number, since 2×8273684242² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8273684192 and 8273684201.

It is not an unprimeable number, because it can be changed into a prime (8273684249) 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 3 ways as a sum of consecutive naturals, for example, 1495009 + ... + 1500532.

Almost surely, 2^8273684242 is an apocalyptic number.

8273684242 is a deficient number, since it is larger than the sum of its proper divisors (4145832890).

8273684242 is a wasteful number, since it uses less digits than its factorization.

8273684242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2996924.

The product of its digits is 1032192, while the sum is 46.

The square root of 8273684242 is about 90959.7946457664. The cubic root of 8273684242 is about 2022.5517731443.

The spelling of 8273684242 in words is "eight billion, two hundred seventy-three million, six hundred eighty-four thousand, two hundred forty-two".