3543843 has 4 divisors (see below), whose sum is σ = 4725128. Its totient is φ = 2362560.

The previous prime is 3543821. The next prime is 3543857. The reversal of 3543843 is 3483453.

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

It is not a de Polignac number, because 3543843 - 2⁵ = 3543811 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3543843.

It is not an unprimeable number, because it can be changed into a prime (3543893) 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, 590638 + ... + 590643.

It is an arithmetic number, because the mean of its divisors is an integer number (1181282).

Almost surely, 2^3543843 is an apocalyptic number.

3543843 is a deficient number, since it is larger than the sum of its proper divisors (1181285).

3543843 is a wasteful number, since it uses less digits than its factorization.

3543843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181284.

The product of its digits is 17280, while the sum is 30.

The square root of 3543843 is about 1882.5097609309. The cubic root of 3543843 is about 152.4607871947.

The spelling of 3543843 in words is "three million, five hundred forty-three thousand, eight hundred forty-three".