3825838 has 4 divisors (see below), whose sum is σ = 5738760. Its totient is φ = 1912918.

The previous prime is 3825827. The next prime is 3825851. The reversal of 3825838 is 8385283.

It is a happy number.

3825838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8385283 = 31 ⋅270493.

It is a junction number, because it is equal to n+sod(n) for n = 3825797 and 3825806.

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 as a sum of consecutive naturals, namely, 956458 + ... + 956461.

It is an arithmetic number, because the mean of its divisors is an integer number (1434690).

Almost surely, 2^3825838 is an apocalyptic number.

3825838 is a deficient number, since it is larger than the sum of its proper divisors (1912922).

3825838 is a wasteful number, since it uses less digits than its factorization.

3825838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1912921.

The product of its digits is 46080, while the sum is 37.

The square root of 3825838 is about 1955.9749487148. The cubic root of 3825838 is about 156.4019603237.

The spelling of 3825838 in words is "three million, eight hundred twenty-five thousand, eight hundred thirty-eight".