5565541 has 4 divisors (see below), whose sum is σ = 5594572. Its totient is φ = 5536512.

The previous prime is 5565509. The next prime is 5565551. The reversal of 5565541 is 1455655.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2414916 + 3150625 = 1554^2 + 1775^2 .

It is a cyclic number.

It is not a de Polignac number, because 5565541 - 2⁵ = 5565509 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 (5565551) 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, 14226 + ... + 14611.

It is an arithmetic number, because the mean of its divisors is an integer number (1398643).

Almost surely, 2^5565541 is an apocalyptic number.

It is an amenable number.

5565541 is a deficient number, since it is larger than the sum of its proper divisors (29031).

5565541 is a wasteful number, since it uses less digits than its factorization.

5565541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29030.

The product of its digits is 15000, while the sum is 31.

The square root of 5565541 is about 2359.1398856363. The cubic root of 5565541 is about 177.2158092009.

It can be divided in two parts, 55655 and 41, that added together give a square (55696 = 236²).

The spelling of 5565541 in words is "five million, five hundred sixty-five thousand, five hundred forty-one".