3561343 has 4 divisors (see below), whose sum is σ = 3716208. Its totient is φ = 3406480.

The previous prime is 3561317. The next prime is 3561359. The reversal of 3561343 is 3431653.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3431653 = 983 ⋅3491.

It is a cyclic number.

It is not a de Polignac number, because 3561343 - 2⁹ = 3560831 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 (3561443) 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, 77398 + ... + 77443.

It is an arithmetic number, because the mean of its divisors is an integer number (929052).

Almost surely, 2^3561343 is an apocalyptic number.

3561343 is a deficient number, since it is larger than the sum of its proper divisors (154865).

3561343 is a wasteful number, since it uses less digits than its factorization.

3561343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154864.

The product of its digits is 3240, while the sum is 25.

The square root of 3561343 is about 1887.1520871408. The cubic root of 3561343 is about 152.7113329088.

Adding to 3561343 its reverse (3431653), we get a palindrome (6992996).

The spelling of 3561343 in words is "three million, five hundred sixty-one thousand, three hundred forty-three".