3543559 has 4 divisors (see below), whose sum is σ = 3564216. Its totient is φ = 3522904.

The previous prime is 3543523. The next prime is 3543569. The reversal of 3543559 is 9553453.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3543559 - 2⁹ = 3543047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3543569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10069 + ... + 10414.

It is an arithmetic number, because the mean of its divisors is an integer number (891054).

Almost surely, 2^3543559 is an apocalyptic number.

3543559 is a deficient number, since it is larger than the sum of its proper divisors (20657).

3543559 is a wasteful number, since it uses less digits than its factorization.

3543559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20656.

The product of its digits is 40500, while the sum is 34.

The square root of 3543559 is about 1882.4343282038. The cubic root of 3543559 is about 152.4567144014.

The spelling of 3543559 in words is "three million, five hundred forty-three thousand, five hundred fifty-nine".