3868340 has 24 divisors (see below), whose sum is σ = 9284352. Its totient is φ = 1326240.

The previous prime is 3868331. The next prime is 3868357. The reversal of 3868340 is 438683.

3868340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3868297 and 3868306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13676 + ... + 13955.

It is an arithmetic number, because the mean of its divisors is an integer number (386848).

Almost surely, 2^3868340 is an apocalyptic number.

It is an amenable number.

3868340 is an abundant number, since it is smaller than the sum of its proper divisors (5416012).

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

3868340 is a wasteful number, since it uses less digits than its factorization.

3868340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27647 (or 27645 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 3868340 is about 1966.8095993258. The cubic root of 3868340 is about 156.9789956619.

The spelling of 3868340 in words is "three million, eight hundred sixty-eight thousand, three hundred forty".