3420682686 has 24 divisors (see below), whose sum is σ = 7426233360. Its totient is φ = 1137957696.

The previous prime is 3420682673. The next prime is 3420682697. The reversal of 3420682686 is 6862860243.

It is a super-3 number, since 3×3420682686³ (a number of 30 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 179851 + ... + 197958.

It is an arithmetic number, because the mean of its divisors is an integer number (309426390).

Almost surely, 2^3420682686 is an apocalyptic number.

3420682686 is an abundant number, since it is smaller than the sum of its proper divisors (4005550674).

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

3420682686 is a wasteful number, since it uses less digits than its factorization.

3420682686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378320 (or 378317 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The square root of 3420682686 is about 58486.6026197453. The cubic root of 3420682686 is about 1506.7374974424.

The spelling of 3420682686 in words is "three billion, four hundred twenty million, six hundred eighty-two thousand, six hundred eighty-six".