3842406 has 12 divisors (see below), whose sum is σ = 8325252. Its totient is φ = 1280796.

The previous prime is 3842401. The next prime is 3842411. The reversal of 3842406 is 6042483.

3842406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3842401) and next prime (3842411).

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3842406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3842401) 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 5 ways as a sum of consecutive naturals, for example, 106716 + ... + 106751.

It is an arithmetic number, because the mean of its divisors is an integer number (693771).

Almost surely, 2^3842406 is an apocalyptic number.

3842406 is an abundant number, since it is smaller than the sum of its proper divisors (4482846).

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

3842406 is a wasteful number, since it uses less digits than its factorization.

3842406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213475 (or 213472 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 3842406 is about 1960.2056014612. The cubic root of 3842406 is about 156.6274042752.

Adding to 3842406 its reverse (6042483), we get a palindrome (9884889).

The spelling of 3842406 in words is "three million, eight hundred forty-two thousand, four hundred six".