3839661 has 24 divisors (see below), whose sum is σ = 6452160. Its totient is φ = 2154816.

The previous prime is 3839651. The next prime is 3839677. The reversal of 3839661 is 1669383.

It is a happy number.

It is not a de Polignac number, because 3839661 - 2⁷ = 3839533 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3839611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3201 + ... + 4233.

It is an arithmetic number, because the mean of its divisors is an integer number (268840).

Almost surely, 2^3839661 is an apocalyptic number.

It is an amenable number.

3839661 is a deficient number, since it is larger than the sum of its proper divisors (2612499).

3839661 is a wasteful number, since it uses less digits than its factorization.

3839661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105 (or 1102 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 3839661 is about 1959.5052947109. The cubic root of 3839661 is about 156.5900973857.

The spelling of 3839661 in words is "three million, eight hundred thirty-nine thousand, six hundred sixty-one".