3680708418 has 32 divisors (see below), whose sum is σ = 8181371520. Its totient is φ = 1226599920.

The previous prime is 3680708417. The next prime is 3680708431. The reversal of 3680708418 is 8148070863.

3680708418 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3680708418² = 27095228916672125448, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3680708413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361696 + ... + 371732.

It is an arithmetic number, because the mean of its divisors is an integer number (255667860).

Almost surely, 2^3680708418 is an apocalyptic number.

3680708418 is an abundant number, since it is smaller than the sum of its proper divisors (4500663102).

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

3680708418 is a wasteful number, since it uses less digits than its factorization.

3680708418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16839 (or 16833 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 3680708418 is about 60668.8422338848. The cubic root of 3680708418 is about 1543.9875882136.

The spelling of 3680708418 in words is "three billion, six hundred eighty million, seven hundred eight thousand, four hundred eighteen".