3541865 has 8 divisors (see below), whose sum is σ = 4500360. Its totient is φ = 2666752.

The previous prime is 3541823. The next prime is 3541871. The reversal of 3541865 is 5681453.

It is a happy number.

3541865 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 4 ways, for example, as 262144 + 3279721 = 512^2 + 1811^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3541865 - 2⁶ = 3541801 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20750 + ... + 20919.

It is an arithmetic number, because the mean of its divisors is an integer number (562545).

Almost surely, 2^3541865 is an apocalyptic number.

It is an amenable number.

3541865 is a deficient number, since it is larger than the sum of its proper divisors (958495).

3541865 is a wasteful number, since it uses less digits than its factorization.

3541865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41691.

The product of its digits is 14400, while the sum is 32.

The square root of 3541865 is about 1881.9843251207. The cubic root of 3541865 is about 152.4324165284.

The spelling of 3541865 in words is "three million, five hundred forty-one thousand, eight hundred sixty-five".