3340680842 has 8 divisors (see below), whose sum is σ = 5105568996. Its totient is φ = 1638824512.

The previous prime is 3340680841. The next prime is 3340680851. The reversal of 3340680842 is 2480860433.

It can be written as a sum of positive squares in 2 ways, for example, as 3154057921 + 186622921 = 56161^2 + 13661^2 .

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

It is a super-2 number, since 2×3340680842² = 22320296976211657928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3340680796 and 3340680805.

It is not an unprimeable number, because it can be changed into a prime (3340680841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15757823 + ... + 15758034.

Almost surely, 2^3340680842 is an apocalyptic number.

3340680842 is a deficient number, since it is larger than the sum of its proper divisors (1764888154).

3340680842 is a wasteful number, since it uses less digits than its factorization.

3340680842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31515912.

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 3340680842 is about 57798.6231842939. The cubic root of 3340680842 is about 1494.8983487370.

The spelling of 3340680842 in words is "three billion, three hundred forty million, six hundred eighty thousand, eight hundred forty-two".