3858678 has 20 divisors (see below), whose sum is σ = 8646660. Its totient is φ = 1286172.

The previous prime is 3858671. The next prime is 3858719. The reversal of 3858678 is 8768583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3858671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 11748 + ... + 12071.

It is an arithmetic number, because the mean of its divisors is an integer number (432333).

Almost surely, 2^3858678 is an apocalyptic number.

3858678 is an abundant number, since it is smaller than the sum of its proper divisors (4787982).

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

3858678 is a wasteful number, since it uses less digits than its factorization.

3858678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23833 (or 23824 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 3858678 is about 1964.3518014857. The cubic root of 3858678 is about 156.8481905795.

The spelling of 3858678 in words is "three million, eight hundred fifty-eight thousand, six hundred seventy-eight".