3855788 has 12 divisors (see below), whose sum is σ = 6774432. Its totient is φ = 1920240.

The previous prime is 3855781. The next prime is 3855793. The reversal of 3855788 is 8875583.

It is a super-2 number, since 2×3855788² = 29734202201888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3855781) 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 3 ways as a sum of consecutive naturals, for example, 695 + ... + 2862.

It is an arithmetic number, because the mean of its divisors is an integer number (564536).

Almost surely, 2^3855788 is an apocalyptic number.

It is an amenable number.

3855788 is a deficient number, since it is larger than the sum of its proper divisors (2918644).

3855788 is a wasteful number, since it uses less digits than its factorization.

3855788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832 (or 3830 counting only the distinct ones).

The product of its digits is 268800, while the sum is 44.

The square root of 3855788 is about 1963.6160520835. The cubic root of 3855788 is about 156.8090230647.

The spelling of 3855788 in words is "three million, eight hundred fifty-five thousand, seven hundred eighty-eight".