8340333685 has 4 divisors (see below), whose sum is σ = 10008400428. Its totient is φ = 6672266944.

The previous prime is 8340333679. The next prime is 8340333709. The reversal of 8340333685 is 5863330438.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1512120996 + 6828212689 = 38886^2 + 82633^2 .

It is a cyclic number.

It is not a de Polignac number, because 8340333685 - 2⁵ = 8340333653 is a prime.

It is a super-2 number, since 2×8340333685² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 834033364 + ... + 834033373.

It is an arithmetic number, because the mean of its divisors is an integer number (2502100107).

Almost surely, 2^8340333685 is an apocalyptic number.

It is an amenable number.

8340333685 is a deficient number, since it is larger than the sum of its proper divisors (1668066743).

8340333685 is a wasteful number, since it uses less digits than its factorization.

8340333685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668066742.

The product of its (nonzero) digits is 622080, while the sum is 43.

The square root of 8340333685 is about 91325.4273737605. The cubic root of 8340333685 is about 2027.9682070061.

The spelling of 8340333685 in words is "eight billion, three hundred forty million, three hundred thirty-three thousand, six hundred eighty-five".