3842505 has 16 divisors (see below), whose sum is σ = 6831360. Its totient is φ = 2049264.

The previous prime is 3842483. The next prime is 3842507. The reversal of 3842505 is 5052483.

3842505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3842505 - 2⁹ = 3841993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3842507) 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 15 ways as a sum of consecutive naturals, for example, 14097 + ... + 14366.

It is an arithmetic number, because the mean of its divisors is an integer number (426960).

Almost surely, 2^3842505 is an apocalyptic number.

It is an amenable number.

3842505 is a deficient number, since it is larger than the sum of its proper divisors (2988855).

3842505 is a wasteful number, since it uses less digits than its factorization.

3842505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28477 (or 28471 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 3842505 is about 1960.2308537517. The cubic root of 3842505 is about 156.6287494376.

Adding to 3842505 its reverse (5052483), we get a palindrome (8894988).

The spelling of 3842505 in words is "three million, eight hundred forty-two thousand, five hundred five".