3855042 has 24 divisors (see below), whose sum is σ = 8461440. Its totient is φ = 1268280.

The previous prime is 3855041. The next prime is 3855083. The reversal of 3855042 is 2405583.

3855042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3855042² = 29722697643528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3854997 and 3855015.

It is not an unprimeable number, because it can be changed into a prime (3855041) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 67 + ... + 2777.

It is an arithmetic number, because the mean of its divisors is an integer number (352560).

Almost surely, 2^3855042 is an apocalyptic number.

3855042 is an abundant number, since it is smaller than the sum of its proper divisors (4606398).

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

3855042 is a wasteful number, since it uses less digits than its factorization.

3855042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2798 (or 2795 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 3855042 is about 1963.4260872261. The cubic root of 3855042 is about 156.7989095180.

It can be divided in two parts, 38550 and 42, that multiplied together give a triangular number (1619100 = T₁₇₉₉).

The spelling of 3855042 in words is "three million, eight hundred fifty-five thousand, forty-two".