3854438 has 24 divisors (see below), whose sum is σ = 6913872. Its totient is φ = 1605744.

The previous prime is 3854429. The next prime is 3854449. The reversal of 3854438 is 8344583.

It is a happy number.

3854438 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 = 3854398 and 3854407.

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 11 ways as a sum of consecutive naturals, for example, 3095 + ... + 4157.

It is an arithmetic number, because the mean of its divisors is an integer number (288078).

Almost surely, 2^3854438 is an apocalyptic number.

3854438 is a deficient number, since it is larger than the sum of its proper divisors (3059434).

3854438 is a wasteful number, since it uses less digits than its factorization.

3854438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116 (or 1109 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 3854438 is about 1963.2722684335. The cubic root of 3854438 is about 156.7907201141.

The spelling of 3854438 in words is "three million, eight hundred fifty-four thousand, four hundred thirty-eight".