3541566 has 64 divisors (see below), whose sum is σ = 8667648. Its totient is φ = 943488.

The previous prime is 3541547. The next prime is 3541579. The reversal of 3541566 is 6651453.

3541566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

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 31 ways as a sum of consecutive naturals, for example, 66796 + ... + 66848.

It is an arithmetic number, because the mean of its divisors is an integer number (135432).

Almost surely, 2^3541566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3541566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4333824).

3541566 is an abundant number, since it is smaller than the sum of its proper divisors (5126082).

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

3541566 is a wasteful number, since it uses less digits than its factorization.

3541566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145.

The product of its digits is 10800, while the sum is 30.

The square root of 3541566 is about 1881.9048860131. The cubic root of 3541566 is about 152.4281270204.

The spelling of 3541566 in words is "three million, five hundred forty-one thousand, five hundred sixty-six".