3825943 has 4 divisors (see below), whose sum is σ = 4173768. Its totient is φ = 3478120.

The previous prime is 3825931. The next prime is 3825947. The reversal of 3825943 is 3495283.

It is a happy number.

3825943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

3825943 is an esthetic number in base 3, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3825943 is a prime.

It is a Duffinian number.

3825943 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3825899 and 3825908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3825947) 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 3 ways as a sum of consecutive naturals, for example, 173896 + ... + 173917.

It is an arithmetic number, because the mean of its divisors is an integer number (1043442).

Almost surely, 2^3825943 is an apocalyptic number.

3825943 is a deficient number, since it is larger than the sum of its proper divisors (347825).

3825943 is a wasteful number, since it uses less digits than its factorization.

3825943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347824.

The product of its digits is 25920, while the sum is 34.

The square root of 3825943 is about 1956.0017893652. The cubic root of 3825943 is about 156.4033911262.

The spelling of 3825943 in words is "three million, eight hundred twenty-five thousand, nine hundred forty-three".