3541689 has 6 divisors (see below), whose sum is σ = 5115786. Its totient is φ = 2361120.

The previous prime is 3541679. The next prime is 3541691. The reversal of 3541689 is 9861453.

3541689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3027600 + 514089 = 1740^2 + 717^2 .

It is not a de Polignac number, because 3541689 - 2⁹ = 3541177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3541669) 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, 196752 + ... + 196769.

It is an arithmetic number, because the mean of its divisors is an integer number (852631).

Almost surely, 2^3541689 is an apocalyptic number.

It is an amenable number.

3541689 is a deficient number, since it is larger than the sum of its proper divisors (1574097).

3541689 is a wasteful number, since it uses less digits than its factorization.

3541689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393527 (or 393524 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 3541689 is about 1881.9375653831. The cubic root of 3541689 is about 152.4298916298.

The spelling of 3541689 in words is "three million, five hundred forty-one thousand, six hundred eighty-nine".