5443561 has 8 divisors (see below), whose sum is σ = 5658120. Its totient is φ = 5230848.

The previous prime is 5443547. The next prime is 5443567. The reversal of 5443561 is 1653445.

It can be written as a sum of positive squares in 4 ways, for example, as 10000 + 5433561 = 100^2 + 2331^2 .

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 5443561 - 2¹⁵ = 5410793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5443567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9495 + ... + 10051.

It is an arithmetic number, because the mean of its divisors is an integer number (707265).

Almost surely, 2^5443561 is an apocalyptic number.

It is an amenable number.

5443561 is a deficient number, since it is larger than the sum of its proper divisors (214559).

5443561 is a wasteful number, since it uses less digits than its factorization.

5443561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923.

The product of its digits is 7200, while the sum is 28.

The square root of 5443561 is about 2333.1440161293. The cubic root of 5443561 is about 175.9115537867.

The spelling of 5443561 in words is "five million, four hundred forty-three thousand, five hundred sixty-one".